break - JavaScript | MDN

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When break; is encountered, the program breaks out of the innermost switch or looping statement and continues executing the next statement after that.

break in while loop

The following function has a break statement that terminates the while loop when i is 3, and then returns the value 3 * x.

break in switch statements

The following code has a break statement that terminates the switch statement when a case is matched and the corresponding code has run.

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This page was last modified on Jul 8, 2025 by MDN contributors.

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