Search results
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. Try it. Syntax. js. while (condition) . statement. condition. An expression evaluated before each pass through the loop.
JavaScript while loop example. The following example uses the while statement to output the odd numbers between 1 and 10 to the console: let count = 1; while (count < 10) {. console.log(count); count += 2; } Code language: JavaScript (javascript) Output: 1.
The W3Schools online code editor allows you to edit code and view the result in your browser
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 »
19 cze 2022 · The while loop has the following syntax: while (condition) { // code // so-called "loop body" } While the condition is truthy, the code from the loop body is executed. For instance, the loop below outputs i while i < 3: let i = 0; while (i < 3) { // shows 0, then 1, then 2 alert ( i ); i++; }
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. Syntax. while ( condition) { statement . } condition. An expression evaluated before each pass through the loop.
24 lip 2017 · In this example, the label markLoop identifies a while loop. markLoop: while (theMark == true) { doSomething(); } break statement. Use the break statement to terminate a loop, switch, or in conjunction with a labeled statement.
