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schangxiang@126.com
2025-09-19 18966e02fb573c7e2bb0c6426ed792b38b910940
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# babel-preset-flow
 
> Babel preset for all Flow plugins.
 
This preset includes the following plugins:
 
- [transform-flow-strip-types](https://babeljs.io/docs/plugins/transform-flow-strip-types/)
 
## Example
 
**In**
 
```javascript
function foo(one: any, two: number, three?): string {}
```
 
**Out**
 
```javascript
function foo(one, two, three) {}
```
 
## Installation
 
```sh
npm install --save-dev babel-preset-flow
```
 
## Usage
 
### Via `.babelrc` (Recommended)
 
**.babelrc**
 
```json
{
  "presets": ["flow"]
}
```
 
### Via CLI
 
```sh
babel --presets flow script.js
```
 
### Via Node API
 
```javascript
require("babel-core").transform("code", {
  presets: ["flow"]
});
```