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30-seconds-of-code/javascript/snippets/escape-reg-exp.md
2023-05-01 22:35:56 +03:00

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---
title: Escape RegExp
type: snippet
tags: [string,regexp]
cover: frog-blue-flower
dateModified: 2020-09-15T16:28:04+03:00
---
Escapes a string to use in a regular expression.
- Use `String.prototype.replace()` to escape special characters.
```js
const escapeRegExp = str => str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
```
```js
escapeRegExp('(test)'); // \\(test\\)
```