{"id":30936,"date":"2024-04-25T00:07:35","date_gmt":"2024-04-25T07:07:35","guid":{"rendered":"https:\/\/www.uxpin.com\/studio\/?p=30936"},"modified":"2024-05-15T19:16:11","modified_gmt":"2024-05-16T02:16:11","slug":"what-is-react-ja","status":"publish","type":"post","link":"https:\/\/www.uxpin.com\/studio\/jp\/blog-jp\/what-is-react-ja\/","title":{"rendered":"React \u3068\u306f\u3001\u305d\u308c\u3092\u30a2\u30d7\u30ea\u306b\u4f7f\u3046\u7406\u7531"},"content":{"rendered":"\r\n
\"What<\/figure>\r\n\r\n\r\n\r\n

\u30a2\u30d7\u30ea\u306e\u30c7\u30b6\u30a4\u30f3\u306f\u6700\u9ad8\u306b\u8907\u96d1\u306a\u306e\u3067\u3001\u3088\u308a\u30b7\u30f3\u30d7\u30eb\u306b\u306a\u308b\u306a\u3089\u4f55\u3067\u3082\u30a6\u30a7\u30eb\u30ab\u30e0\u3067\u3059\u3002\u305d\u3053\u3067 React \u306e\u51fa\u756a\u3067\u3059\u3002React \u3068\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\uff1fReact \u306f\u3001UI\uff08\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff09\u306e\u4f5c\u308a\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f JavaScript \u306e\u30b3\u30fc\u30c9\u3068\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3042\u308a\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u3057\u3066\u3001Paypal\u3001Netflix \u306a\u3069\u306e\u4eca\u65e5\u306e\u5e02\u5834\u306b\u304a\u3051\u308b\u6700\u5927\u624b\u306e\u30a2\u30d7\u30ea\u306e\u4f5c\u6210\u306b\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\r\n

\u3053\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u7406\u7531\u306f\u3044\u304f\u3064\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u304a\u305d\u3089\u304f\u6700\u5927\u306e\u7406\u7531\u306f\u5ba3\u8a00\u7684\u306a\u30d3\u30e5\u30fc\u306e\u63d0\u4f9b\u3067\u3057\u3087\u3046\u3002\u65b0\u3057\u3044\u60c5\u5831\u304c\u5165\u308b\u3068\u5373\u5ea7\u306b\u66f4\u65b0\u3055\u308c\u308b\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30a2\u30d7\u30ea\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf\u304c\u30a2\u30d7\u30ea\u306b\u5c4a\u304f\u3068\u3059\u3050\u306b\u66f4\u65b0\u3055\u308c\u3001\u4f8b\u3048\u3070 Facebook \u306e\u30b3\u30e1\u30f3\u30c8\u3067\u3082\u3001\u753b\u9762\u3092\u66f4\u65b0\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u65b0\u3057\u3044\u30b3\u30e1\u30f3\u30c8\u304c\u51fa\u3066\u304f\u308b\u306e\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\r\n

\u7f8e\u3057\u304f\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a React \u30a2\u30d7\u30ea\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\uff18.\uff16\u500d\u901f\u304f\u69cb\u7bc9\u3057\u307e\u305b\u3093\u304b\u3002\u30c9\u30e9\u30c3\u30b0\uff06\u30c9\u30ed\u30c3\u30d7\u306e UI \u30d3\u30eb\u30c0\u30fc\u3092\u4f7f\u3063\u3066\u3001\u30b3\u30fc\u30c9\u306b\u88cf\u4ed8\u3051\u3055\u308c\u305f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067 React \u30a2\u30d7\u30ea\u306e\u4e00\u8cab\u3057\u305f\u30c7\u30b6\u30a4\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002<\/span>UXPin Merge \u3092\u305c\u3072\u7121\u6599\u3067\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002<\/span><\/a><\/p>\r\n

React \u3068\u306f<\/b><\/h2>\r\n

React\u306f\u3001UI\uff08\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff09\u306e\u69cb\u7bc9\u5411\u3051\u306e\u3001\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b JavaScript \u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u304c\u3001\u6570\u3042\u308b JavaScript \u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u3072\u3068\u3064\u306b\u904e\u304e\u307e\u305b\u3093\u3002\u4ed6\u306b\u306f Angular\u3001Vue\u3001Svelte \u304c\u3042\u308a\u307e\u3059\u304c\u3001\u4e09\u8005\u3092\u6bd4\u8f03\u3057\u305f\u904e\u53bb\u8a18\u4e8b\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\r\n

React \u306f\u3001\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u304c UI \u3092\u518d\u5229\u7528\u53ef\u80fd\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3092\u5968\u52b1\u3057\u3066\u3044\u307e\u3059\u3002\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f UI \u306e\u81ea\u5df1\u5b8c\u7d50\u7684\u306a\u5358\u4f4d\u3067\u3042\u308a\u3001\u305d\u308c\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u8907\u96d1\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3057\u3066\u3053\u306e\u30e2\u30b8\u30e5\u30e9\u30fc\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u518d\u5229\u7528\u6027\u3001\u4fdd\u5b88\u6027\u3001\u62e1\u5f35\u6027\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002<\/span><\/p>\r\n

\u3053\u308c\u306f\u3001\u5b9f\u969b\u306eDOM\u306e\u8efd\u91cf\u306a\u8868\u73fe\u3067\u3042\u308b\u4eee\u60f3DOM\u306e\u6982\u5ff5\u3092\u5c0e\u5165\u3057\u305f\u3082\u306e\u3067\u3059\u3002React \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u72b6\u614b\u304c\u5909\u66f4\u3055\u308c\u308b\u3068\u3001React \u306f\u4eee\u60f3DOM \u3068\u4ee5\u524d\u306e\u72b6\u614b\u3092\u6bd4\u8f03\u3057\u3001\u5909\u66f4\u3055\u308c\u305f DOM \u306e\u90e8\u5206\u306e\u307f\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001DOM \u306e\u64cd\u4f5c\u3068\u518d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u4e0a\u3052\u307e\u3059\u3002<\/span><\/p>\r\n

\u3082\u3068\u3082\u3068 Facebook \u306b\u3088\u3063\u3066\u958b\u767a\u3055\u308c\u305f React \u306f\u3001\u73fe\u5728 Facebook \u3068 Instagram \u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u306b\u3088\u3063\u3066\u904b\u55b6\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u3053\u306b\u306f\u5916\u90e8\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u3082\u591a\u6570\u53c2\u52a0\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u7d50\u679c\u3001\u975e\u5e38\u306b\u591a\u7528\u9014\u3067\u4fbf\u5229\u306a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u8a95\u751f\u3057\u3001\u307e\u3059\u307e\u3059\u591a\u304f\u306e\u30a2\u30d7\u30ea\u958b\u767a\u8005\u304c\u305d\u306e\u4f7f\u7528\u306b\u8208\u5473\u3092\u6301\u3061\u59cb\u3081\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\r\n

React \u306f\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u304b\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u304b\uff1f<\/b><\/h3>\r\n

React \u306f\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u306f\u3001Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u3067\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a UI \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001React \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u30fb\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u53ef\u80fd\u306b\u3059\u308b Next.js \u306e\u3088\u3046\u306a\u6280\u8853\u3092\u4f7f\u3048\u3070\u3001React \u3092\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u4f7f\u3046\u3053\u3068\u3082\u3067\u304d\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u5883\u754c\u7dda\u306f\u3042\u308b\u7a0b\u5ea6\u66d6\u6627\u306b\u306a\u308a\u307e\u3059\u3002\u3068\u306f\u3044\u3048\u3001\u5168\u4f53\u7684\u306b\u306f React \u306f\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u958b\u767a\u306b\u95a2\u9023\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/span><\/p>\r\n

React \u3068 Vanilla JS\u00a0<\/b><\/h3>\r\n

\u30d0\u30cb\u30e9 JavaScript \u3068\u306f\u3001\u8ffd\u52a0\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f7f\u7528\u3057\u306a\u3044\u30b3\u30a2\u306a JavaScript \u8a00\u8a9e\u3092\u6307\u3057\u3001\u5916\u90e8\u4f9d\u5b58\u306b\u983c\u308b\u3053\u3068\u306a\u304f\u3001DOM\uff08Document Object Model\uff09\u3092\u76f4\u63a5\u64cd\u4f5c\u3057\u3066\u3001\u30a4\u30d9\u30f3\u30c8\u3092\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\r\n

\u305d\u306e\u969b\u3001\u30b3\u30fc\u30c9\u3092\u3069\u306e\u3088\u3046\u306b\u69cb\u9020\u5316\u3057\u3066\u6574\u7406\u3059\u308b\u304b\u3092\u5b8c\u5168\u306b\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3001\u67d4\u8edf\u6027\u3068\u5236\u5fa1\u3092\u63d0\u4f9b\u3059\u308b\u4e00\u65b9\u3067\u3001\u8907\u96d1\u306a Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u3059\u3079\u3066\u30d0\u30cb\u30e9 JavaScript \u3067\u69cb\u7bc9\u3059\u308b\u306e\u306f\u3001\u7279\u306b\u72b6\u614b\u306e\u7ba1\u7406\u3084 UI \u306e\u66f4\u65b0\u306e\u3088\u3046\u306a\u4f5c\u696d\u306b\u304a\u3044\u3066\u3001\u6642\u9593\u304c\u304b\u304b\u308a\u9762\u5012\u304f\u3055\u3044\u3053\u3068\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\r\n

\u4e00\u65b9 React \u306f\u3001UI \u69cb\u7bc9\u306e\u305f\u3081\u306e JavaScript \u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3042\u308a\u3001\u7279\u306b\u5927\u898f\u6a21\u3067\u8907\u96d1\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5bfe\u3057\u3066\u3001\u52d5\u7684\u306a\u3000UI \u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u3001\u3088\u308a\u69cb\u9020\u7684\u3067\u52b9\u7387\u7684\u306a\u65b9\u6cd5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/span><\/p>\r\n

React \u306f\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306a\u306e\u304b<\/b><\/h3>\r\n

React \u306f\u3088\u304f\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u8aa4\u89e3\u3055\u308c\u307e\u3059\u304c\u3001\u6b63\u78ba\u306b\u306f <\/span>UI <\/span><\/a>\u69cb\u7bc9\u306e\u305f\u3081\u306e JavaScript \u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u5206\u985e\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\r\n

Angular \u3084 Vue.js <\/span><\/a>\u306e\u3088\u3046\u306a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u306f\u901a\u5e38\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30b9\u30c6\u30fc\u30c8\u7ba1\u7406\u3084\u305d\u306e\u4ed6\u306e\u6a5f\u80fd\u306a\u3069\u306e\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u3088\u308a\u5305\u62ec\u7684\u306a\u69cb\u9020\u3092\u5f97\u3089\u308c\u307e\u3059\u3002<\/span><\/p>\r\n

\u4e00\u65b9\u3001React \u306f\u4e3b\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d3\u30e5\u30fc\u30ec\u30a4\u30e4\u30fc\u306b\u7126\u70b9\u3092\u5f53\u3066\u3066\u304a\u308a\u3001\u305d\u308c\u306b\u3088\u3063\u3066\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u306f\u3001\u518d\u5229\u7528\u53ef\u80fd\u306a UI \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u4f5c\u6210\u3084\u3001\u30b9\u30c6\u30fc\u30c8\u306e\u52b9\u7387\u7684\u306a\u7ba1\u7406\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\r\n

React \u306f\u8ffd\u52a0\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3084\u30c4\u30fc\u30eb\u3067\u62e1\u5f35\u3057\u3066\u3001\u3088\u308a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u3088\u3046\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u304c\u3001\u305d\u306e\u6838\u3068\u306a\u308b\u54f2\u5b66\u306f\u4f9d\u7136\u3068\u3057\u3066 <\/span>UI \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u69cb\u7bc9<\/span><\/a>\u3092\u4e2d\u5fc3\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\r\n

React \u306e\u4ed5\u7d44\u307f<\/b><\/h2>\r\n

\u3053\u3053\u3067\u306f\u3001React \u304c\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u304b\u3001\u30b9\u30c6\u30c3\u30d7\u30fb\u30d0\u30a4\u30fb\u30b9\u30c6\u30c3\u30d7\u3067\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u307e\u305a\u3001React \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u78ba\u5b9a\u3057\u307e\u3059\u3002\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306fReact \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u6210\u8981\u7d20\u3067\u3042\u308a\u3001\u300c\u30af\u30e9\u30b9\u30d9\u30fc\u30b9\u300d\u306e\u3082\u306e\u3068\u300c\u6a5f\u80fd\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u300d\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u78ba\u5b9a\u3057\u305f\u3089\u3001ReactDOM.render()\u3092\u4f7f\u3063\u3066 DOM \u306b\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u305f\u3044\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u3001\u305d\u308c\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b DOM \u8981\u7d20\u306e2\u3064\u306e\u5f15\u6570\u3092\u53d6\u308a\u307e\u3059\u3002<\/span><\/p>\r\n

\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u3068\u3001React \u306f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u305d\u306e\u5b50\u306e\u4eee\u60f3 DOM \u8868\u73fe\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u4eee\u60f3 DOM \u306f\u3001\u5b9f\u969b\u306e DOM \u306e\u8efd\u91cf\u306a\u30b3\u30d4\u30fc\u3067\u3042\u308a\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30b9\u30c6\u30fc\u30c8\u3084 props \u304c\u5909\u66f4\u3055\u308c\u308b\u3068\u3001React \u306f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u305d\u306e\u5b50\u3092\u518d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u65b0\u3057\u3044\u4eee\u60f3 DOM \u8868\u73fe\u304c\u4f5c\u6210\u3055\u308c\u3001\u4f55\u304c\u5909\u66f4\u3055\u308c\u305f\u304b\u3092\u5224\u65ad\u3059\u308b\u305f\u3081\u306b\u4ee5\u524d\u306e\u3082\u306e\u3068\u6bd4\u8f03\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\r\n

React \u306f\u3001\u5b9f\u969b\u306e DOM \u306e\u52b9\u7387\u7684\u306a\u66f4\u65b0\u306e\u305f\u3081\u306b\u3001\u300c\u30ea\u30b3\u30f3\u30b7\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u300d\u3068\u3044\u3046\u51e6\u7406\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u65b0\u3057\u3044 \u4eee\u60f3DOM \u3068\u4ee5\u524d\u306e DOM \u306e\u5dee\u5206\uff08\u307e\u305f\u306f\u300c\u5dee\u5206\u300d\uff09\u3092\u8a08\u7b97\u3057\u3001\u305d\u306e\u5dee\u5206\u3092\u5b9f\u969b\u306e DOM \u306b\u9069\u7528\u3057\u307e\u3059\u3002<\/span><\/p>\r\n

\u307e\u305f\u3001React \u306f\u3001\u5408\u6210\u30a4\u30d9\u30f3\u30c8\u3092\u4f7f\u3063\u3066\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3092\u51e6\u7406\u3057\u307e\u3059\u3002\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u306f\u3001\u30dc\u30bf\u30f3\u306e\u30af\u30ea\u30c3\u30af\u3084\u30d5\u30a9\u30fc\u30e0\u306e\u9001\u4fe1\u306a\u3069\u3001\u7279\u5b9a\u306e\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u547c\u3073\u51fa\u3055\u308c\u308b\u95a2\u6570\u3067\u3042\u308a\u3001React\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30d6\u30e9\u30a6\u30b6\u9593\u3067\u30a4\u30d9\u30f3\u30c8\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306e\u4e00\u8cab\u3057\u305f API \u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/span><\/p>\r\n

React \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u30b9\u30c6\u30fc\u30c8\u3092\u6301\u3064\u3053\u3068\u304c\u3067\u304d\u3001\u3053\u308c\u306f\u6642\u9593\u3068\u3068\u3082\u306b\u5909\u5316\u3059\u308b\u30c7\u30fc\u30bf\u3092\u8868\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u5185\u306e\u30b9\u30c6\u30fc\u30c8\u306e\u7ba1\u7406\u306b\u306f\u3001useState\u30d5\u30c3\u30af\uff08\u6a5f\u80fd\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5834\u5408\uff09\u307e\u305f\u306f setState \u30e1\u30bd\u30c3\u30c9\uff08\u30af\u30e9\u30b9\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5834\u5408\uff09\u3092\u4f7f\u3044\u307e\u3059\u3002<\/span><\/p>\r\n

React \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u306f\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308a\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u4f5c\u6210\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3001\u66f4\u65b0\u3001\u7834\u68c4\u306a\u3069\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306e\u3055\u307e\u3056\u307e\u306a\u6bb5\u968e\u306b\u30d5\u30c3\u30af\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u969b\u3001\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u3066\u3001\u521d\u671f\u5316\u3001\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3001\u305d\u306e\u4ed6\u306e\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\r\n

React \u306e JSX \u3068\u306f<\/b><\/h2>\r\n

JSX \u306f\u3001 \u30c7\u30d9\u30ed\u30c3\u30d1\u30fc \u304c HTML \u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u308b JavaScript \u306e\u305f\u3081\u306e\u69cb\u6587\u62e1\u5f35\u3067\u3059\u3002JSX \u3067\u306f\u3001HTML \u306e\u3088\u3046\u306a\u30de\u30fc\u30af\u30a2\u30c3\u30d7\u3068 JavaScript \u306e\u30ed\u30b8\u30c3\u30af\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001React \u3067\u306e UI \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u78ba\u5b9a\u304c\u3057\u3084\u3059\u304f\u306a\u308a\u3001JSX \u30b3\u30fc\u30c9\u306f React \u30b3\u30f3\u30d1\u30a4\u30e9\u306b\u3088\u3063\u3066\u6a19\u6e96\u306e JavaScript \u306b\u5909\u63db\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\r\n

JavaScript \u304c\u30d9\u30b9\u30c8\u306a\u7406\u7531<\/b><\/h2>\r\n

React \u304c JavaScript \u3067\u66f8\u304b\u308c\u3066\u3044\u308b\u3053\u3068\u306f\u77e5\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u306a\u305c\u305d\u308c\u304c\u305d\u3093\u306a\u306b\u91cd\u8981\u306a\u306e\u304b\u3068\u3044\u3046\u3068\u3001JavaScript \u306f\u4e16\u754c\u3067\u6700\u3082\u4f7f\u308f\u308c\u3066\u3044\u308b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u3072\u3068\u3064\u3067\u3042\u308b\u304b\u3089\u3067\u3059\u3002\u5b9f\u969b\u3001970\u4e07\u4eba\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u304c\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u30cb\u30fc\u30ba\u306b JavaScript \u3092\u4f7f\u3063\u3066\u304a\u308a\u3001\u5e83\u304f\u666e\u53ca\u3057\u3066\u3044\u308b\u30d3\u30eb\u30c9\u30fb\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3068\u3057\u3066\u6700\u9069\u306a\u9078\u629e\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/span><\/p>\r\n

\"1<\/p>\r\n\r\n\r\n\r\n

\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3068 HTML \u3092\u7d44\u307f\u5408\u308f\u305b\u308c\u3070\u3001React \u306b\u5fc5\u8981\u306a\u3053\u3068\u306a\u3089\u4f55\u3067\u3082\u5b9f\u884c\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u3059\u3067\u306b JavaScript \u306b\u6163\u308c\u3066\u3044\u308b\u4eba\u306b\u3068\u3063\u3066\u3082\u3001\u3053\u308c\u306f\u304b\u306a\u308a\u7fd2\u5f97\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u3064\u307e\u308a\u3001React \u306b\u98db\u3073\u8fbc\u3093\u3067\u3059\u3050\u306b\u30a2\u30d7\u30ea\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u59cb\u3081\u3089\u308c\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u3053\u308c\u307e\u3067\u4ee5\u4e0a\u306b\u65e9\u304f\u59cb\u3081\u3089\u308c\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/span><\/p>\r\n

\u500b\u3005\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u5358\u72ec\u3067\u7de8\u96c6\u53ef\u80fd<\/b><\/h3>\r\n

\u5927\u62b5\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u3001\u4f55\u304b\u3072\u3068\u3064\u3092\u5909\u66f4\u3055\u308c\u308c\u3070\u30d7\u30ed\u30b0\u30e9\u30e0\u5168\u4f53\u306e\u5909\u66f4\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u304b\u3089\u3001\u30a2\u30d7\u30ea\u306e\u4e00\u90e8\u5206\u3092\u5909\u66f4\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u591a\u304f\u306e\u554f\u984c\u304c\u767a\u751f\u3057\u3001\u305d\u306e\u6574\u7406\u306e\u305f\u3081\u306b\u5927\u6df7\u4e71\u306b\u9665\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u4e00\u65b9 <\/span>React <\/span><\/a>\u3067\u306f\u3001\u305d\u306e\u3088\u3046\u306a\u3053\u3068\u306f\u306a\u304f\u3001\u30c0\u30a6\u30f3\u30d5\u30ed\u30fc\u578b\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u624b\u6cd5\u306a\u306e\u3067\u3001\u4f55\u304b\u304c\u5909\u66f4\u3055\u308c\u3066\u3082\u3001\u305d\u306e\u4e0a\u6d41\u306b\u3042\u308b\u3082\u306e\u306b\u306f\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u305b\u3093\u3002<\/span><\/p>\r\n\r\n\r\n\r\n

\"2<\/figure>\r\n\r\n\r\n\r\n

\u307e\u305f\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u3001\u4ed6\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304f\u5909\u66f4\u3084\u7de8\u96c6\u304c\u3067\u304d\u3001\u305d\u308c\u306b\u3088\u3063\u3066\u4f5c\u696d\u30b9\u30d4\u30fc\u30c9\u304c\u98db\u8e8d\u7684\u306b\u4e0a\u304c\u308a\u307e\u3059\u3002\u3072\u3068\u3064\u306e\u5909\u66f4\u306b\u5408\u308f\u305b\u3066\u5168\u90e8\u306e\u30b3\u30fc\u30c9\u3092\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u3001\u4e0d\u5177\u5408\u306e\u4fee\u6b63\u3084\u3001\u30a2\u30d7\u30ea\u306e\u5b9a\u671f\u7684\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u884c\u3063\u305f\u308a\u3059\u308b\u5834\u5408\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u5206\u304b\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u304c\u901f\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\r\n

JavaScript \u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u8907\u6570\u306e\u30bd\u30fc\u30b9\u304b\u3089\u5165\u624b\u53ef\u80fd<\/b><\/h3>\r\n

React \u306f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3067\u3042\u308b\u305f\u3081\u3001\u591a\u304f\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u304c\u3088\u308a\u826f\u3044\u3082\u306e\u306b\u3057\u3088\u3046\u3068\u53d6\u308a\u7d44\u3093\u3067\u3044\u307e\u3059\u3002JavaScript \u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u306b\u4f7f\u3048\u308b<\/span>\u30b3\u30fc\u30c9<\/span><\/a>\u304c\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u306e\u305f\u3081\u306b\u3042\u3089\u304b\u3058\u3081\u66f8\u304b\u308c\u305f\u30b3\u30fc\u30c9\u304c\u305f\u304f\u3055\u3093\u3042\u308a\u3001\u305d\u308c\u3092\u624b\u306b\u5165\u308c\u308b\u3060\u3051\u3067\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\r\n

\u65e2\u5b58\u306e\u30b3\u30fc\u30c9\u304c\u4f7f\u3048\u308b\u306a\u3089\u3001\u6700\u3082\u57fa\u672c\u7684\u306a\u95a2\u6570\u3092\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u7406\u7531\u306f\u306a\u304f\u3001\u305d\u308c\u3067\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u306e\u30b9\u30d4\u30fc\u30c9\u304c\u4e0a\u304c\u308a\u3001\u30a4\u30e9\u30a4\u30e9\u3082\u6e1b\u308a\u307e\u3059\u3002<\/span><\/p>\r\n

\u8ab0\u3067\u3082\u3044\u3064\u304b\u306f\u4f3c\u305f\u3088\u3046\u306a\u30b3\u30fc\u30c9\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u3060\u304b\u3089\u3001\u90fd\u5ea6\u3044\u3061\u3044\u3061\u4f5c\u3063\u305f\u308a\u3068\u304b\u9762\u5012\u304f\u3055\u304f\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u3088\u308a\u8ce2\u304f\u4f5c\u696d\u3059\u308b\u3053\u3068\u3092\u5fc3\u304c\u3051\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\r\n

\u4eee\u60f3DOM \u3067\u60c5\u5831\u306e\u8aad\u307f\u8fbc\u307f\u304c\u901f\u304f\u306a\u308b<\/b><\/h3>\r\n

\u901a\u5e38\u3001\u30a2\u30d7\u30ea\u3084 Web \u30b5\u30a4\u30c8\u306f HTML \u3092\u4f7f\u3063\u3066 DOM\uff08\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30fb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30fb\u30e2\u30c7\u30eb\uff09\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u9577\u3044\u9593\u552f\u4e00\u306e\u65b9\u6cd5\u3067\u3042\u308a\u3001\u6a5f\u80fd\u7684\u3067\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u30b5\u30a4\u30c8\u306e\u5229\u7528\u8005\u304c\u5897\u3048\u3066\u304f\u308b\u3068\u3001\u305d\u308c\u306b\u4f34\u3063\u3066\u307e\u3059\u307e\u3059\u6642\u9593\u304c\u304b\u304b\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u30b5\u30a4\u30c8\u306e\u5229\u7528\u8005\u304c\u5897\u3048\u308c\u3070\u5897\u3048\u308b\u307b\u3069\u3001\u30da\u30fc\u30b8\u306e\u66f4\u65b0\u306f\u3088\u308a\u8907\u96d1\u306b\u306a\u308b\u306e\u3067\u3059\u304c\u3001\u4ee5\u524d\u306f\u3001\u30b3\u30e1\u30f3\u30c8\u3084\u305d\u306e\u4ed6\u306e\u5373\u5ea7\u306b\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u306b\u306f\u3001\u3053\u306e\u65b9\u6cd5\u3057\u304b\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/span><\/p>\r\n

\u4eee\u60f3DOM<\/span><\/a> \u306f\u5b9f\u969b\u306e DOM \u3092\u30b3\u30d4\u30fc\u3059\u308b\u3060\u3051\u3067\u3001ReactJS \u3092\u4f7f\u3063\u3066\u5373\u5ea7\u306b\u66f4\u65b0\u3067\u304d\u3001\u30da\u30fc\u30b8\u5168\u4f53\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001\u5909\u66f4\u3055\u308c\u308b\u60c5\u5831\u3060\u3051\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30da\u30fc\u30b8\u3084\u30a2\u30d7\u30ea\u5168\u4f53\u306e\u52d5\u4f5c\u304c\u683c\u6bb5\u306b\u901f\u304f\u306a\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u3061\u3087\u3063\u3068\u3057\u305f\u6a5f\u80fd\u306a\u306e\u3067\u3001\uff11\u4eba\u304b\uff12\u4eba\u306b\u3068\u3063\u3066\u306f\u5927\u304d\u306a\u9055\u3044\u306f\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u5927\u52e2\u306e\u4eba\u304c\u540c\u3058\u30da\u30fc\u30b8\u3092\u4f7f\u3046\u306e\u3067\u3042\u308c\u3070\u3001\u305d\u306e\u5dee\u306f\u9a5a\u304f\u307b\u3069\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\r\n

React \u3067\u3001<\/span>\u30a2\u30d7\u30ea\u3084\u30b5\u30a4\u30c8\u306e\u4f5c\u6210<\/span>\u3060\u3051\u3067\u306a\u304f\u3001\u305d\u306e\u30a2\u30d7\u30ea\u306e\u65e5\u5e38\u7684\u306a\u6a5f\u80fd\u306e\u5168\u30d7\u30ed\u30bb\u30b9\u304c\u5287\u7684\u306b\u901f\u304f\u306a\u308a\u307e\u3057\u305f\u3002\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u306f\u3001\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u30a2\u30d7\u30ea\u306e\u4f5c\u6210\u306e\u30b9\u30d4\u30fc\u30c9\u3092\u4e0a\u3052\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30d5\u30eb\u30a2\u30d7\u30ea\u3092\u534a\u5206\u306e\u6642\u9593\u3067\u7acb\u3061\u4e0a\u3052\u3066\u5b9f\u884c\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u30b3\u30fc\u30c9\u3092\u518d\u5229\u7528\u3067\u304d\u308b\u304a\u304b\u3052\u3067\u3059\u306d\u3002\u305d\u3057\u3066\u30a2\u30d7\u30ea\u3084\u30b5\u30a4\u30c8\u304c\u516c\u958b\u3055\u308c\u308b\u3068\u3001\u4eee\u60f3 DOM \u306e\u304a\u304b\u3052\u3067\u3001UI \u306e UX\uff08\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\uff09\u4e0a\u304c\u308a\u307e\u3059\u3002<\/span><\/p>\r\n

React \u306b\u306f\u3069\u308c\u304f\u3089\u3044\u306e Javascript \u304c\u5fc5\u8981\u304b<\/b><\/h2>\r\n

React \u306f JavaScript \u306b\u5927\u304d\u304f\u4f9d\u5b58\u3057\u3066\u304a\u308a\u3001React \u306e\u52b9\u679c\u7684\u306a\u4f7f\u7528\u306b\u306f\u3001JavaScript \u306e\u57fa\u790e\u306b\u3064\u3044\u3066\u3057\u3063\u304b\u308a\u3068\u3057\u305f\u7406\u89e3\u304c\u5fc5\u8981\u3067\u3059\u3002\u307e\u305f\u3001React \u3067\u4f5c\u696d\u3059\u308b\u969b\u306b\u3088\u304f\u906d\u9047\u3057\u3001\u4f7f\u3046\u3053\u3068\u306b\u306a\u308b JavaScript \u306e\u6982\u5ff5\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\uff1a<\/span><\/p>\r\n