19 lines
385 B
Markdown
19 lines
385 B
Markdown
---
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title: escapeRegExp
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tags: string,regexp,intermediate
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firstSeen: 2017-12-17T17:55:51+02:00
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lastUpdated: 2020-09-15T16:28:04+03:00
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---
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Escapes a string to use in a regular expression.
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- Use `String.prototype.replace()` to escape special characters.
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```js
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const escapeRegExp = str => str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
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```
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```js
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escapeRegExp('(test)'); // \\(test\\)
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```
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