JavaScript RegExp replace strings

Question

How to search and replace all words "Hello" and "hello" in string "Hello, lorem ipsum hello and phelloderm" with exception substring in "phelloderm"

Possible duplicate of [How to replace all occurrences of a string in JavaScript?](https://stackoverflow.com/questions/1144783/how-to-replace-all-occurrences-of-a-string-in-javascript) — Alex Shesterov, Feb 01 '18 at 12:36
@AlexShesterov: not _quite_ a duplicate of this one. Only partially. :) — Sergio Tulentsev, Feb 01 '18 at 12:40

score 1 · Accepted Answer · answered Feb 01 '18 at 12:40

1

Use word boundary \b

"Hello, lorem ipsum hello and phelloderm".replace( /\bhello\b/gi, "$1" )

outputs

"$1, lorem ipsum $1 and phelloderm"

answered Feb 01 '18 at 12:40

gurvinder372

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JavaScript RegExp replace strings

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