{"version":"1.0","title":"React\u3067state\u306b\u4e0a\u66f8\u304d\u3067\u306f\u306a\u304f\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5","width":"100%","blog_url":"https://portaltan.hatenablog.com/","image_url":null,"description":"\u73fe\u5728React\u306estate\u306e\u5024\u3092\u5909\u66f4\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u3068\u3057\u3066\u3001\u300csetState\u300d\u3084\u300creplaceState\u300d\u306f\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u300cappendState\u300d\u306f\u3042\u308a\u307e\u305b\u3093\u3002Component API | Reactfacebook.github.io\u306a\u306e\u3067\u3001\u65e2\u5b58\u306estate\u306e\u5024\u306b\u65b0\u3057\u3044\u5024\u3092\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304d\u307e\u3059 this.setState({key: this.state.key + value}) key\u306f\u4efb\u610f\u306ekey value\u306f\u65b0\u3057\u304f\u8ffd\u52a0\u3057\u305fvalue \"this.state.key\"\u3067\u65e2\u5b58\u306evalue\u3092\u547c\u3073\u51fa\u3057\u3066\u3044\u308b","published":"2015-08-10 12:58:13","author_url":"https://blog.hatena.ne.jp/portaltan/","author_name":"portaltan","url":"https://portaltan.hatenablog.com/entry/2015/08/10/125813","provider_name":"Hatena Blog","blog_title":"\u8133\u6c41portal","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fportaltan.hatenablog.com%2Fentry%2F2015%2F08%2F10%2F125813\" title=\"React\u3067state\u306b\u4e0a\u66f8\u304d\u3067\u306f\u306a\u304f\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5 - \u8133\u6c41portal\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","categories":["JavaScript","React"],"type":"rich"}