{"categories":["javascript","ReactJs"],"height":"190","description":"\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u660e\u793a\u7684\u306bthis\u3092bind\u3057\u3066\u4e0a\u3052\u308b\u5fc5\u8981\u304c\u3042\u308b\u3089\u3057\u3044 constructor(props) { super(props); this.onChangeValue = this.onChangeValue.bind(this); } \u53c2\u8003 ES6\u3067React\u4f7f\u3063\u3066\u305f\u3089setState\u304cundefined\u3068\u304b\u6012\u3089\u308c\u305f\u4ef6 - \u3068\u3063\u3057\u3043\u306eTech Memo React\u3067 Uncaught TypeError: Cannot read property 'setState' of undefined \u3068\u6012\u3089\u308c\u308b\u5834\u5408\u306e\u5bfe\u51e6\u6cd5 - Qiita","image_url":null,"title":"React\u3067 Uncaught TypeError: Cannot read property 'setState' of undefined \u3068\u6012\u3089\u308c\u305f\u6642\u306e\u5bfe\u51e6\u65b9","blog_url":"https://akinobu.net/","version":"1.0","author_name":"kuronekopunk","author_url":"https://blog.hatena.ne.jp/kuronekopunk/","published":"2017-07-12 13:40:21","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fakinobu.net%2Fentry%2F2017%2F07%2F12%2F134021\" title=\"React\u3067 Uncaught TypeError: Cannot read property &#39;setState&#39; of undefined \u3068\u6012\u3089\u308c\u305f\u6642\u306e\u5bfe\u51e6\u65b9 - \u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://akinobu.net/entry/2017/07/12/134021","provider_name":"Hatena Blog","type":"rich","blog_title":"\u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044","provider_url":"https://hatena.blog","width":"100%"}