JavaScript replace() Method Hello username !Don’t forget me this weekend! Username . When i

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Editorial Team

Asked: June 3, 20262026-06-03T09:08:14+00:00 2026-06-03T09:08:14+00:00

JavaScript replace() Method

Hello username!Don’t forget me this weekend!Username.

When i use this

str.replace("username", "Username");

but it’s replace only first occurance i have to perform replace all.

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Editorial Team · Answer 1 · 2026-06-03T09:08:16+00:00

Editorial Team

Use a regex with the global flag set:

str.replace(/username/g, 'Username')

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