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Syntax. while (condition) { // code block to be executed. } Example. In the following example, the code in the loop will run, over and over again, as long as a variable (i) is less than 10: Example. while (i < 10) { text += "The number is " + i; i++; } Try it Yourself »
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1 maj 2024 · The while statement creates a loop that executes a specified statement as long as the test condition evaluates to true. The condition is evaluated before executing the statement.
Introduction to the JavaScript while loop statement. The JavaScript while statement creates a loop that executes a block as long as a condition evaluates to true. The following illustrates the syntax of the while statement: while (expression) { // statement . } Code language: JavaScript (javascript)
The while statement creates a loop (araund a code block) that is executed while a condition is true. The loop runs while the condition is true. Otherwise it stops.
JavaScript while Loop. The while loop repeatedly executes a block of code as long as a specified condition is true. The syntax of the while loop is: while (condition) { // body of loop } Here, The while loop first evaluates the condition inside ( ). If the condition evaluates to true, the code inside { } is executed.
The syntax of do-while loop is as follows: do { // body of loop } while (condition); The do keyword is followed by a body enclosed in curly braces and a condition is enclosed in parenthesis. The following example shows the execution of the do-while loop.
16 sty 2021 · The while statement will help you to execute a piece of code repeatedly until you achieve the desired condition. Learn its syntax and use cases in this tutorial.
