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aMarCruz/sanitizeForRegex.js

Created August 28, 2018 14:30
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Escape an string for using with a Regex constructor
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sanitizeForRegex.js
function sanitizeForRegex (str) {
return String(str).replace(/(?=[.?*+^$[\]\\(){}|-])/g, '\\')
}
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aMarCruz commented Sep 1, 2025

In 2025, you can use RegExp.prototype.source for this.

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