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What is the key difference between the JavaScript string methods replace() and replaceAll()? Support your answer with an example.
What is the key difference between the JavaScript string methods replace() and replaceAll()? Support your answer with an example.
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Warning! If you pass a regular expression to replaceAll(), it must contain the global (/g) flag. If the global flag is missing, JavaScript will throw a TypeError: replaceAll must be called with a global RegExp.
Updated On: Jun 29, 2026
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