# react/no-is-mounted

> 来自 [undefined](undefined) 的规则。

# Prevent usage of isMounted (react/no-is-mounted)

[`isMounted` is an anti-pattern][anti-pattern], is not available when using ES6 classes, and it is on its way to being officially deprecated.

[anti-pattern]: https://facebook.github.io/react/blog/2015/12/16/ismounted-antipattern.html

## Rule Details

Examples of **incorrect** code for this rule:

```jsx
var Hello = createReactClass({
  handleClick: function () {
    setTimeout(function () {
      if (this.isMounted()) {
        return;
      }
    });
  },
  render: function () {
    return <div onClick={this.handleClick.bind(this)}>Hello</div>;
  },
});
```

Examples of **correct** code for this rule:

```jsx
var Hello = createReactClass({
  render: function () {
    return <div onClick={this.props.handleClick}>Hello</div>;
  },
});
```

## 参考文档

- [react/no-is-mounted 官方文档](https://github.com/yannickcr/eslint-plugin-react/blob/HEAD/docs/rules/no-is-mounted.md)