{"image_url":"https://morelia.tokyo/wp-content/uploads/2020/05/ezgif-1-d2f661579d51.gif","categories":["JavaScript","React"],"version":"1.0","type":"rich","url":"https://corycory.hateblo.jp/entry/javascript/react-setstate-callback/","blog_url":"https://corycory.hateblo.jp/","height":"190","width":"100%","description":"\u306f\u3058\u3081\u306b \u4eca\u56de\u306fReact\u306estate\u306b\u3064\u3044\u3066\u30e1\u30e2\u3002setState()\u3067state\u306e\u5024\u3092\u66f4\u65b0\u3057\u3001\u540c\u671f\u7684\u306b\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u3092\u66f8\u3044\u3066\u3044\u304d\u307e\u3059\u3002 \u7d50\u8ad6 \u2193\u306e\u3088\u3046\u306b\u3059\u308b\u3068\u3001\u540c\u671f\u7684\u306bstate\u306e\u5024\u3092\u66f4\u65b0/\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 import React, { Component } from 'react'; class App extends Component { constructor(props) { super(props); // \u521d\u671f\u5316 this.state = { num: 0, multipled: 0, }; console.log('\u521d\u671f\u5024: ' + this.state.num)\u2026","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","title":"React - state\u306e\u5024\u3092\u540c\u671f\u7684\u306b\u66f4\u65b0","blog_title":"\u8abf\u3079\u305f\u3053\u3068\u3092\u307e\u3068\u3081\u308b\u30d6\u30ed\u30b0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcorycory.hateblo.jp%2Fentry%2Fjavascript%2Freact-setstate-callback%2F\" title=\"React - state\u306e\u5024\u3092\u540c\u671f\u7684\u306b\u66f4\u65b0 - \u8abf\u3079\u305f\u3053\u3068\u3092\u307e\u3068\u3081\u308b\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2020-05-01 13:34:32","author_name":"surfi8000","author_url":"https://blog.hatena.ne.jp/surfi8000/"}