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while Loop in JavaScript
The while loop in JavaScript, is used to continue executing some block of code, until the given condition evaluates to be false. For example:
HTML with JavaScript Code
<!DOCTYPE html> <html> <body> <script> let num = 5, i = 1; while(i<=10) { document.write(num, " * ", i, " = ", num*i, "<BR>"); i++; } </script> </body> </html>
Output
JavaScript while Loop Syntax
The syntax of while loop in JavaScript, is:
while(condition) { // body of the loop }
Note - Do not forgot to update the loop variable. Otherwise the loop may go for infinite execution.
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