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schangxiang@126.com

2025-09-19 18966e02fb573c7e2bb0c6426ed792b38b910940

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# babel-plugin-transform-es2015-unicode-regex
 
> Compile ES2015 unicode regex to ES5
 
## Example
 
**In**
 
```js
var string = "foo💩bar";
var match = string.match(/foo(.)bar/u);
```
 
**Out**
 
```js
var string = "foo💩bar";
var match = string.match(/foo((?:[\0-\t\x0B\f\x0E-\u2027\u202A-\uD7FF\uE000-\uFFFF]|[\uD800-\uDBFF][\uDC00-\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]))bar/);
```
 
## Installation
 
```sh
npm install --save-dev babel-plugin-transform-es2015-unicode-regex
```
 
## Usage
 
### Via `.babelrc` (Recommended)
 
**.babelrc**
 
```json
{
  "plugins": ["transform-es2015-unicode-regex"]
}
```
 
### Via CLI
 
```sh
babel --plugins transform-es2015-unicode-regex script.js
```
 
### Via Node API
 
```javascript
require("babel-core").transform("code", {
  plugins: ["transform-es2015-unicode-regex"]
});
```