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# @babel/plugin-transform-react-display-name
> Add displayName to `createReactClass` (and `React.createClass`) calls
## Example
**In**
```js
var foo = React.createClass({}); // React <= 15
var bar = createReactClass({}); // React 16+
```
**Out**
```js
var foo = React.createClass({
displayName: "foo"
}); // React <= 15
var bar = createReactClass({
displayName: "bar"
}); // React 16+
```
## Installation
```sh
npm install --save-dev @babel/plugin-transform-react-display-name
```
## Usage
### Via `.babelrc` (Recommended)
**.babelrc**
```json
{
"plugins": ["@babel/plugin-transform-react-display-name"]
}
```
### Via CLI
```sh
babel --plugins @babel/plugin-transform-react-display-name script.js
```
### Via Node API
```javascript
require("@babel/core").transform("code", {
plugins: ["@babel/plugin-transform-react-display-name"]
});
```