To learn more, see our tips on writing great answers. Yes You can return of type void.But the value will go to JVM and no more code after return will be executed because The control will return to JVM which calls main(). public static boolean isOdd(int num); The meaning of each term: The public keyword is an access modifier that declares that the member is visible to all other classes and can be accessed anywhere in the code. 3.1. I answered: No. Find centralized, trusted content and collaborate around the technologies you use most. Finally, create a class Zoo with a main method. A Java example To see how return values and a return types work in a real Java program, check out the code below. The void return type doesn't require any return statement. Case 2: If we have to return two values of different types. A "void" method does not need to have a return, but it can include one to exit early. Returning a value means storing the evaluated variable and return its data to the method where it was called. Psychology. Returning Values of Similar Type in a List Just cancel first call for getMinutes () method in your main , each time you call or try to get return value of a method . return n * factorial (n-1); The factorial () method is calling itself. If you want the method to return a value, you can use a primitive data type (such as int or double) instead of void, and use the return keyword inside the method: Example static int MyMethod(int x) { return 5 + x; } static void Main(string[] args) { Console.WriteLine(MyMethod(3)); } // Outputs 8 (5 + 3) Try it Yourself Return an Array of specific type or object. Nullable String value) {this. UPSC IAS Exams Notes. rev2022.12.11.43106. Is this an at-all realistic configuration for a DHC-2 Beaver? Heres the list of Best Books in Java Programming, Data Structures and Algorithms. This lecture contains the concept about how to create the main menu in python and how a function returns a value from where that is calledCambridge IGCSE Pla. This will result in 10 + 20 which is equal to 30 that will be held by our variable answer. importjava.text.NumberFormat; This is an example of how to return the value of a Thread. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The data type that should be returned should be the same that was defined when creating the method or is a covariant type. The program output is also shown below. How do I convert a String to an int in Java? Boolean values in Java. Ready to optimize your JavaScript with Rust? println ( "Print the value from the function . All other logos, trademarks and copyrights are property of their respective owners and are only mentioned for informative purposes. If the int value passed is below 72, the method returns false, and if the value passed is above 72, the method returns true. You will receive an error message when trying to run it: Q 2: Next question I unable to answer. Try the following to exit with an int status in Java System.exit(45). Connect and share knowledge within a single location that is structured and easy to search. Need to Return Values From a Thread The steps of the example are described in short: We have implemented two classes, RetDouble and RetInt that both implement the Callable, the first using as parameter a Double and the second one using as parameter an Integer. Any method declared void doesn't return a value. Is Java "pass-by-reference" or "pass-by-value"? One can not return a value from a Java main function. If above method is not present it will not compile. We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. confusion between a half wave and a centre tapped full wave rectifier. If you look at the replace () function MDN reference page, you'll see . Sanfoundry Global Education & Learning Series 1000 Java Programs. What does it return? View the full answer. When a return statement is reached in a method, the program returns to the code that invoked it. We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. A return statement is used to exit from a method, with or without a value. Inside our addNum method was the adding of the variable a and b and save the answer to the variable answer and eventually return whatever the variable answer hold. The first method declares the return value as boolean and the acceptable parameter as int. (It's similar to findIndex(), but checks each element for equality with the value instead of using a testing function. The static is a keyword mainly used for . - - - - - return a; } The above code contains both instance and local variables. Can virent/viret mean "green" in an adjectival sense? The data type that should be returned should be the same that was defined when creating the method or is a covariant type. In order to return an array in java we need to take care of the following points: Keypoint 1: Method returning the array must have the return type as an array of the same data type as that of the array being returned. A different return type doesn't mean overloading and what Anurag shows here isn't overloading, just different ways to expressing the same parameter type. During the next recursive call, 3 is passed to the factorial () method. I went through an interview recently and they ask me two questions in core Java. A method can return a value or reference type or does not return a value. Returning a Value from a Method In Java, every method is declared with a return type such as int, float, double, string, etc. Does aliquot matter for final concentration? How do I generate random integers within a specific range in Java? Return an array of double values. value!= null;} public void . How to make voltage plus/minus signs bolder? Why do we use perturbative series if they don't converge? The boolean values can be declared with the boolean keyword. You can have only one End Function statement in a Function procedure. Exception in thread "main" java.lang.NumberFormatException: For input string: "twenty" at java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:68) at java.base/java.lang . Case 1: Assume int a = 200; // instance variable. When you execute an Exit Function or End Function statement, Visual Basic returns the value most recently assigned to the procedure's name. 6: Find and replace words/lines in a file in Java: 7: Java HashMap: How to get a key and . This is a Java Program to Return a Value from a Method. To let a method return a value, use the return statement. You can have more than one Exit Function statement in the same procedure, and you can mix Return and Exit Function statements in the same procedure. in here i can pass the values using return keyword of the method and also i can create a public getter method for ArrayList and make my method void. These methods are consumers and are often used as the last callback in the callback chain. The second way is by using the String class. Connect and share knowledge within a single location that is structured and easy to search. To achieve the same effect in Java, use the System.exit method (analogous to the standard C function exit), like so: Quoting the Java documentation linked above: Terminates the currently running Java Virtual Machine. Postgresql - Selecting records between two timestamps. Does integrating PDOS give total charge of a system? The following parameters are passed to has () method. And you would need to change your calcMeth to allow for a value to be past to it, for example See Passing Information to a Method or a Constructor for more details. Let's get started. Does illicit payments qualify as transaction costs? My work as a freelance was used in a scientific paper, should I be included as an author? And it is obviously nonsense that the compilation fails if there is no. In the code above, the result of this return value is saved in the variable newString. We also make a method named add which is used to perform addition and return the result back to input method where we finally print the result. Asking for help, clarification, or responding to other answers. In case we have the two values of the different types, we can use Pair. This article will help you on how to return a value in java language using the return keyword. You could write a wrapper script in your shell language of choice, however calling. Why do quantum objects slow down when volume increases? This code shows a method that returns a value. In Java, the return keyword returns a value from a method. on this task, the instructions were to use getMinutes(), to return a value to the main method. When we are writing the following code Cube obj2 = obj1.getObject (); in the above example, the called method getObject () of obj1 object is returning the reference of the newly created object. Not the answer you're looking for? All Rights Reserved. How do i take input values for TwoDPoint (which are objects) and return it back in numerical values also print them. Remarks. rev2022.12.11.43106. When n is equal to 0, the if statement returns false hence 1 is returned. Put a Return statement at the point where the procedure's task is completed. Asking for help, clarification, or responding to other answers. Making statements based on opinion; back them up with references or personal experience. PSE Advent Calendar 2022 (Day 11): The other side of Christmas. However, we can use this approach only if all the values to be returned are of the same type. In programming, we generally need to implement values that can only have one of two values, either true or false. The compiler won't compile it as it is expecting the return type of main to be int, though we can overload it. Follow the Return keyword with an expression that yields the value you want to return to the calling code. In the United States, must state courts follow rulings by federal courts of appeals? Zorn's lemma: old friend or historical relic? Economics. value = null;} /** Returns true if field value is set (has been assigned a value) and false otherwise */ public boolean isSetValue {return this. We make a method named input which is used to get input from the user. If a method does not return a value, the method must be declared void and it doesn't need . For methods that define a return type, the return statement must be immediately followed by a return value. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. 2011-2022 Sanfoundry. We have four ways to take and return string data as:- 1) char [] / byte [] 2) String 3) StringBuilder 4) StringBuffer The char [ ] is not a better option because it works on an array. Not the answer you're looking for? You can write the main method in your program with return type other than void, the program gets compiled without compilation errors. Find centralized, trusted content and collaborate around the technologies you use most. The following program provides another example of returning an array from a method. In the main method you should create one Counter and several Gates. For example, the code snippet given below defines a boolean method named isEven (). Here is the source code of the Java Program to Return a Value from a Method. A return statement is not an expression in a lambda expression. which one should i choose ? Threading Return Values in Python March 4, 2022 by Jason Brownlee in Threading You can return values from a thread via instance variables on the threading.Thread class or via global variables. Concentration bounds for martingales with adaptive Gaussian steps, Exchange operator with position and momentum. The name or Symbol of the property to check for existence. Does Java support default parameter values? The collections framework has a wide spectrum of classes and interfaces. I.e. Is this an at-all realistic configuration for a DHC-2 Beaver? We also make a method named add which is used to perform addition and return the result back to input method where we finally print the result. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. Previous question Next question. We make a method named input which is used to get input from the user. Return types in Java In Java, the method return type is the value returned before a method completes its execution and exits. We should use a public keyword before the main () method so that JVM can identify the execution point of the program. The space complexity of the program is constant, i.e., O(1). // here i want the values // option 1 : // ArrayList<Transaction> transactions = XMLParser.initTransactions (doc . And: The cube method itself returns the result of Math.pow, a built-in mathematics method. A Function procedure returns a value to the calling code either by executing a Return statement or by encountering an Exit Function or End Function statement. Your answer doesn't explain what this does and why it might be comparable to returning an int from main. how to use public static int main (String args []) ? Thanks for contributing an answer to Stack Overflow! What are the differences between a HashMap and a Hashtable in Java? To learn more, see our tips on writing great answers. Is it possible to hide or delete the new Toolbar in 13.1? Here is an example of value retuning method that takes one parameters num and returns the factorial of num. ); If you need to find if a value exists in an array, use includes().Again, it checks each element for equality with the value instead of using a . Serialise code of binary tree for each level, we write the node value from left to right. You declare a method's return type in its method declaration. The return type of a method in which lambda expression used in a return statement must be a functional interface. What will public static int[] main (int[] ) return and where? Generally, there are three cases for returning a variable in Java. The 'return_array' method is declared an array of strings 'ret_Array' and then simply returns it. In Java methods have "return" statements. For more information and an example, see "Return Value" in Function Statement. He asked write a program so With generic Java collections, we can return multiple values of a common type. Social Studies. Below is the code block to explain the function of returning a string. Mathematica cannot find square roots of some matrices? The following example shows a typical call to hypotenuse, which stores the returned value. This is a Java Program to Return a Value from a Method. Is Java "pass-by-reference" or "pass-by-value"? Figure 8.4 illustrates the use of a return statement. This method's return statement is of boolean type based on whether the parameter is above or below 72. But, at the time of execution JVM does not consider this new method (with return type other than void) as . You know how to create methods and how to call them from both the main program (the main method) as well as from inside other methods. So in order to invoke sample (), you need to invoke it from main (), then have your shell script run "java test". However, in this section, we'll limit our discussion to the List and Map interfaces. apache. Whenever you execute a program in Java, the JVM searches for the main method and starts executing from it. Does a 120cc engine burn 120cc of fuel a minute? What are the differences between a HashMap and a Hashtable in Java? Why is Singapore currently considered to be a dictatorial regime and a multi-party democracy by different publications? How To Return Values In Object Return Type Function (method) Apr 2, 2014. ; If you need to find the index of a value, use indexOf(). You can have more than one Return statement in the same procedure. For methods that don't return a value, the return statement can be used without a return value to exit a method. Should I exit and re-enter EU with my EU passport or is it ok? Can i catch this return value and show it at console? i want to know how to pass the value of getMinutes() to calcMeth() without twice running the getMinutes(), You call getMinutes in the main method AND the calcMeth, I think you're suppose to only call it from the main method and pass the result to calcMeth as a parameter. We can return an array of any data type from a method. When to use LinkedList over ArrayList in Java? Some examples are, But, note here that the compiler will only know. the string to replace it with ('warm'). out . For example: In our example above, we have created a class named Return. How to return value from a for loop in Java - Quora Answer (1 of 5): That's a good question if you're looking for a way to return values while doing an iteration so that it can reduce your time complexity. In the main method, we implement logic to compare and classify the array weight double values as "Underweight" or . Follow the Return keyword with an expression that yields the value you want to return to the calling code. How do I read / convert an InputStream into a String in Java? We must enclose statements in braces ( {}). The return type may be the usual Integer, Double, Character, String, or user-defined class objects as well. Taking and returning string data using char [] is not a better option. Without the main () method, JVM will not execute the program. A return keyword is used for returning the resulted value. The thing returned to you is called the method's return value, and the type of thing returned to you is called the method's return type. this method will execute all codes inside it before you got its return value. Concentration bounds for martingales with adaptive Gaussian steps. The timestamp returned is based on the start time of the current transaction. More Examples To return a boolean value from a method, we need to mention boolean in the method signature. It will take a long primitive value as an argument and create an instance of the Long class representing that value. Method is returning the reference of the object. value;} public SensorValues setValue (@ org. How do I read / convert an InputStream into a String in Java? This is the last article for our Java Basic Tutorial. Example 1 Is there a higher analog of "category with all same side inverses is a groupoid"? It first created an instance of our Return class. Making statements based on opinion; back them up with references or personal experience. Giving us an output of 30. The syntax of the main () method is: public: It is an access specifier. Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content. When we are writing a method, most of the time we want to return something from the calling method. this is bound to the handler. Is it cheating if the proctor gives a student the answer key by mistake and the student doesn't report it? Is it cheating if the proctor gives a student the answer key by mistake and the student doesn't report it? The main () is the starting point for JVM to start execution of a Java program. Typically, in languages where main returns int (such as C and C++) the return code of main becomes the exit code of the process, which is often used by command interpreters and other external programs to determine whether the process completed successfully. This is the most commonly used method to return multiple values from a method in Java. Developer's Best Practices. @secretformula: Your answer is written in the style of a teacher giving some information, in the hope that a student will follow up and learn more. Level 1 = 1 Level 2 = 2,3 Level 3 = 4,5,6 In All, the level . You can create parameterized and non-parameterized methods, and you can create methods that return a value. 1. The argument serves as a status code; by convention, a nonzero status code indicates abnormal termination. Just cancel first call for getMinutes() method in your main , each time you call or try to get return value of a method . Write a program so that your Java main method could return something. Returning a value means storing the evaluated variable and return its data to the method where it was called. In at least one place in the Function procedure, assign a value to the procedure's name. CGAC2022 Day 10: Help Santa sort presents! Consider the following example. Yes, you can but you can't run that Java class. 2. thenAccept () and thenRun () If you don't want to return anything from your callback function and just want to run some piece of code after the completion of the Future, then you can use thenAccept () and thenRun () methods. boolean method 1 2 3 public boolean isEven (int num) You should note the following points in the above declaration. and then use that value on calcMeth(), to get the calculation. Why does the USA not have a constitutional court? If you don't specify the async keyword, you need to write that code yourself, as shown in the following example. Let's see some of the most critical points to keep in mind about returning a value from a method. It doesn't affect how the values are stored; it affects how they are interpreted. int m1 (int a) { // Here, parameter 'a' is a local variable. I'll demonstrate this to you via an example. In the second line of the main method, we have called our method addNum(). A method with a return value: public class Main { static int myMethod(int x) { return 5 + x; } public static void main(String[] args) { System.out.println(myMethod(3)); } } // Outputs 8 (5 + 3) Try it Yourself Definition and Usage The return keyword finished the execution of a method, and can be used to return a value from a method. with the "java" command). HashMap - getting First Key value in Java: 2: Java stream - Sort a List to a HashMap of Lists: 3: Hashmap with Streams in Java 8 Streams to collect value of Map: 4: Key existence check in HashMap in Java: 5: How to print a java map Map<String, Object>? I'm new in java and i'm still trying to understand how to return a value and then retrieve it. This has been mentioned by many others and is intended to be used to declare the success (return code == 0) or failure (return code > 0) of your application. If such method is not found the program gets executed successfully, but when you execute the program it generates an error. When we return the answer, it will go again to the method where it was called, ret.addNum(10, 20), and save the returning value to the variable ans. The return status value can be included in subsequent Transact-SQL statements in the batch or procedure that executed the current procedure, but it must . The shell cannot interpret Java by itself, you must first start a JVM executing your code (i.e. reaches a return statement, or throws an exception (covered later), whichever occurs first. is there any benefits for one of them at all ? How does legislative oversight work in Switzerland when there is technically no "opposition" in parliament? You will want to use something like int minutes = getMinutes(); how do you pass the result from the main to calcMeth as a parameter? Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content. How do I efficiently iterate over each entry in a Java Map? Object.values () returns an array whose elements are strings corresponding to the enumerable string-keyed property values found directly upon object. If he had met some scary fish, he would immediately return to the surface. When to use LinkedList over ArrayList in Java? how can you make public static void main([] args) to return something? In our example above, we have created a class named Return. In a return statement, we can invoke another method. PSE Advent Calendar 2022 (Day 11): The other side of Christmas. Therefore, we will return 'a' as a value of int type. Using a POJO class instance. The idea is to return an instance of a class containing all fields we want to return. that your java main method could return something. in Java. What is the difference between public, protected, package-private and private in Java? For this purpose, Java provides a special data type, i.e., boolean, which can take the values true or false. In fact, depending on your operating systems shell, there may be pre-defined meanings for the different return codes and generally they are all positive numbers between 0 and 254. Q 1. One way of doing such thing is by modifying the values of args[i] for i smaller than args.length, at the interior of method main. How do I arrange multiple quotations (each with multiple lines) vertically (with a line through the center) so that they're side-by-side? Parameters. Occasionally you may have an exception in the main thread java.lang.nullpointerexception. If you want your method to return a boolean value, its declaration should contain a boolean keyword before the name of the method. The return keyword is used to return from a method when its execution is complete. Thanks for contributing an answer to Stack Overflow! This can be caused by various factors, such as not checking for null values in a method's body, not checking for null values in the method's argument list, and failing to handle the return value of a method appropriately. it throws me error incompatible types: unexpected return value -- return 10; please correct it make note where i am doing wrong code? It does not need to contain a return statement, but it may do so. In a return statement, we evaluate expressionsand as part of this evaluation, other methods may run. Finding the original ODE using a solution, Radial velocity of host stars and exoplanets. The use of one pair of brackets ( [ ]) indicates that the method is returning one-dimensional array of type data-type. Ready to optimize your JavaScript with Rust? The answer would be 1) return second value using a parameter by reference; 2) using pointer passed by value and changing the pointed object in the code of your function (as it is done on C); 3) using return parameter, but with a different type such as class or struct, so all your return data would be passed in the members of the class / struct . Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. The following Function procedure calculates the longest side, or hypotenuse, of a right triangle, and returns it to the calling code. 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Other names may be trademarks of their respective owners. In Java, the prototype of a method must contain a return type always based on the data type specified in the declaration. Implement the run method to call the addOne method as many times as the specified number of guests. To achieve the same effect in Java, use the System.exit method (analogous to the standard C function exit ), like so: public static void main (String [] args) { System.exit (42); } Quoting the Java documentation linked above: Terminates the currently running Java Virtual Machine. Name of poem: dangers of nuclear war/energy, referencing music of philharmonic orchestra/trio/cricket. This is the same as iterating with a for.in loop, except that a for.in loop enumerates properties in the prototype chain as well. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Return Multiple Values Using the ArrayList Class in Java ; Return Two Values Using the Pair Class in Java ; In Java, there is no privilege to return two values to a function. You are looking for Stream.flatMap().. Returns a stream consisting of the results of replacing each element of this stream with the contents of a mapped stream produced by applying the provided mapping function to each element Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Programs can however return a status code. Next, we can now proceed to the new chapter which is creating a Java SE application that includes creating a graphical user interface (GUI) and first in our topic, is how to create a JFrame. They both override the call () method of the Callable, and the . How can I use a VPN to access a Russian website that is banned in the EU? . To return a value using the Return statement Put a Return statement at the point where the procedure's task is completed. This class can be a POJO with public member variables and a public constructor to initiate its fields with required values or a JavaBean with . The code works, but when I run it, the getMinutes(), gets run twice. In this example, we return the result of cube () when getVolume () returns. So, obj2 is getting the reference of the newly created object. So far, we've used various commands: value assignment, calculations, conditional statements, and loops. Here is the source code of the Java Program to Return a Value from a Method. The Java program is successfully compiled and run on a Windows system. Prev. Why doesn't Stockfish announce when it solved a position as a book draw similar to how it announces a forced mate? Can we write a java class with : public static int main(String[] args){. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. The target object. Within the body of the method, you use the return statement to return the value. However, we do not have to enclose a void method invocation in braces. Usage of return keyword as there exist two ways as listed below as follows: Case 1: Methods returning a value Case 2: Methods not returning a value Let us illustrate by directly implementing them as follows: This will always call the main () method (which may do anything you like). Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. When used with a stored procedure, RETURN cannot return a null value. annotation. The String class is immutable. How do I determine whether an array contains a particular value in Java? When the function completes (finishes running), it returns a value, which is a new string with the replacement made. You can have more than one Return statement in the same procedure. The getWeight() method returns an array of double values. If you need the index of the found element in the array, use findIndex(). Async Main return values. This is the simplest approach to return both primitive type data as well as reference data types. return this. In a void method, an implicit (hidden) return is always at the end of the method. Finding the original ODE using a solution. This means that the method will not execute any more statements beyond the return keyword, and any local variables created in the method will be discarded. Yes, we can write main method with a return type other than void. Passing Information to a Method or a Constructor. this method will execute all codes inside it before you got its return value. value = value; return this;} public void unsetValue {this. What is wrong in this inner product proof? In the main method, the return value from the return_array method is assigned to the string array and then displayed. Q 2: The next question I was unable to answer. Effective Resume Writing. Does illicit payments qualify as transaction costs? When you declare an async return value for Main, the compiler generates the boilerplate code for calling asynchronous methods in Main. When i create an object in main method and pass values to my function of return type TwoDPoint,it gives error:- found int,int need TwoDPoiint,TwoDPoint. When storing a date value, PostgreSQL uses the yyyy-mm-dd format e. Can a main method in Java return something? Return, void method. It is used to exit from a method, with or without a value. The below code shows how to return an array of double data types in Java. The resolution to the problem that comes with multi-value returns can be solved by either creating a user-defined class to store the output or using built-in datatypes as Array, Pair (if only two values are there to . How to get an enum value from a string value in Java. the substring to find ('cold'). Fashion Studies. public class Main { public static void main ( String [] args ) { String s = doSomething (); System . These return types required a return statement at the end of the method. In the examples below, we use the equal to ( ==) operator to evaluate an expression: Example int x = 10; System.out.println(x == 10); // returns true, because the value of x is equal to 10 Try it Yourself Example System.out.println(10 == 15); // returns false, because 10 is not equal to 15 Try it Yourself Real Life Example In order to return multiple values in Java, we can use an array to stores multiple values of the same type. Dual EU/US Citizen entered EU on US Passport. Questions and Answers. Would like to stay longer than 90 days. In this tutorial you will discover how to return values from a thread. If a procedure tries to return a null value (for example, using RETURN @status when @status is NULL), a warning message is generated and a value of 0 is returned.. Returning anything from a method with a void return type leads to a compile error. The public static void main (String args []) is the entry point of a Java program Whenever you execute a program the JVM searches for the main method and starts executing the contents of it. Other methods must return the correct type. This simply means that we can overload our main method. Can several CRTs be wired in parallel to one oscilloscope circuit? The first one is a Counter and the second one is an int representing the number of guests visiting via the gate. Initially, the value of n is 4 inside factorial (). On StackOverflow, the intent is to give complete answers which not only aid the original asker, but, Who upvotes this nonsense? Complexity Analysis: Since the program is using a for-loop for computing the sum of elements, the time complexity of the program is O(n), where n is the total number of elements present in the array. The method will return the value immediately when the keyword is encountered. Types must match, or an error occurs. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. In Java, return is a reserved keyword i.e, we can't use it as an identifier. The code in the example ensures that your program runs until the . QGIS Atlas print composer - Several raster in the same layout, Books that explain fundamental chess concepts. The general syntax of a method that can return a one dimensional array is as follows: data-type [ ] [ ] method-name (argument) { // statements; // return arrayname; } Here, data-type represents the type of array being returned. More info about Internet Explorer and Microsoft Edge, How to: Create a Procedure that Returns a Value, How to: Call a Procedure That Returns a Value. For example: ? thrift. How do I generate random integers within a specific range in Java? @DeepakSharma Not from the same program. Selected Reading. This process continues until n is equal to 0. You can use System#exit(int) to quit your program with a specific exit code which can be interpreted by the operating system. 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