[React] axios - TypeError: Cannot read property 'setState' of undefined - iT 邦幫忙::一起幫忙解決難題，拯救 IT 人的一天

[React] axios - TypeError: Cannot read property 'setState' of undefined

react 地雷 axios

Luis-Chen 2018-01-21 18:31:42 ‧ 18419 瀏覽

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https://stackoverflow.com/questions/41042763/axios-reactjs-cannot-read-property-setstate-of-undefined

將內部的function 改成 es6的箭頭函數就可以解決

 componentDidMount() {
  axios
  .get(getBaseUrl()+`get`)
  .then((response) => {
    this.setState({name: "RESPONSE TEXT"});
    //this.setState({name: response.data.name});
  })
  .catch((e) => 
  {
    console.error(e);
  });
  //this.setState({});
}