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10 gru 2016 · What is the best way to exit/terminate a while loop in Java? For example, my code is currently as follows: while(true){ if(obj == null){ // I need to exit here } }
2 lut 2024 · To exit the while-loop, you can do the following methods: Exit after completing the loop normally; Exit by using the break statement; Exit by using the return statement; Exit a while Loop After Completing the Program Execution in Java. This method is a simple example where a while-loop exits itself after the specified condition marks as false.
The while loop loops through a block of code as long as a specified condition is true: Syntax Get your own Java Server. while (condition) { // code block to be executed } In the example below, the code in the loop will run, over and over again, as long as a variable (i) is less than 5: Example. int i = 0; while (i < 5) { System.out.println(i); .
22 sty 2017 · End a while loop. You can use a boolean value shouldContinue to control whether the programs should continue to the next input. if (number != -99) { shouldContinue = true; } else { shouldContinue = false; } This can be simplified as follow: shouldContinue = number != -99 ? true : false; // or even shorter shouldContinue = number != -99;
13 gru 2023 · While loop in Java comes into use when we need to repeatedly execute a block of statements. The while loop is considered as a repeating if statement. If the number of iterations is not fixed, it is recommended to use the while loop. Syntax: while (test_expression) { // statements. update_expression; }
2 sty 2023 · The while loop in Java continually executes a block of statements until a particular condition evaluates to true. As soon as the condition becomes false , the while loop terminates. As a best practice, if the number of iterations is not known at the start, it is recommended to use the while loop.
In Java, a while loop is used to execute statement (s) until a condition is true. In this tutorial, we learn to use it with examples. First of all, let's discuss its syntax: while (condition (s)) {. // Body of loop. }
