{"id":2813,"date":"2022-06-14T20:05:56","date_gmt":"2022-06-14T11:05:56","guid":{"rendered":"https:\/\/weseek.co.jp\/tech\/?p=2813"},"modified":"2023-04-17T10:27:22","modified_gmt":"2023-04-17T01:27:22","slug":"react%ef%bc%86swr%e3%81%a7%e3%83%ac%e3%83%b3%e3%83%80%e3%83%aa%e3%83%b3%e3%82%b0%e6%99%82%e3%81%ae%e3%83%81%e3%83%a9%e3%81%a4%e3%81%8d%e3%82%92%e6%92%b2%e6%bb%85%e3%81%99%e3%82%8b%ef%bc%93%e3%81%a4","status":"publish","type":"post","link":"https:\/\/weseek.co.jp\/tech\/2813\/","title":{"rendered":"React\uff06SWR\u3067\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u6642\u306e\u30c1\u30e9\u3064\u304d\u3092\u64b2\u6ec5\u3059\u308b\uff13\u3064\u306e\u30c6\u30af\u30cb\u30c3\u30af"},"content":{"rendered":"\n\n\n\n\n\n
\u30b9\u30c6\u30fc\u30bf\u30b9<\/th>\n\u6709\u7528\u5ea6<\/th>\n\u65e5\u6642<\/th>\n\u5099\u8003<\/th>\n<\/tr>\n<\/thead>\n
\u516c\u958b<\/td>\n\u2b50\u2b50\u2b50<\/td>\n2022\/06\/14<\/td>\n<\/td>\n<\/tr>\n
\u66f4\u65b0<\/td>\n\u2b50\u2b50\u2b50<\/td>\n2022\/09\/30<\/td>\nSWR 2.0 \u306b\u95a2\u3059\u308b\u8ffd\u8a18<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

UI flickering \u306f\u30a4\u30b1\u3066\u306a\u3044<\/h1>\n

WESEEK \u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u6b66\u4e95\u3067\u3059\u3002<\/p>\n

\u307f\u306a\u3055\u3093\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3084\u3063\u3066\u307e\u3059\u304b\uff1f
\n\u4eca\u56de\u306e\u30cd\u30bf\u306f\u300cUI flickering\u300d\u3002React \u306e\u521d\u56de\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3084\u30b9\u30c6\u30fc\u30c8\u3092\u66f4\u65b0\u3057\u305f\u969b\u3001\u3053\u3093\u306a\u611f\u3058\u306e\u6319\u52d5\u3057\u3066\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n

\"react-ui-flickering-when-state-updated\"<\/p>\n

\u51fa\u5178: https:\/\/stackoverflow.com\/questions\/55032136\/react-ui-flickering-when-state-updated<\/a><\/small><\/p>\n

\u3053\u306e\u4e00\u77ac\u4eca\u63cf\u753b\u3057\u3066\u3044\u308b\u30a2\u30a4\u30c6\u30e0\u6d88\u3048\u3066\u30d1\u30c3\u3068\u6b21\u306e\u30a2\u30a4\u30c6\u30e0\u304c\u51fa\u3066\u304f\u308b\u307e\u3067\u306e\u4e00\u77ac\u306e\u9593\u304c\u898b\u3048\u308b\u73fe\u8c61\u3001\u3053\u3061\u3089\u304c\u300cUI flickering\u300d\u3067\u3059\u3002<\/p>\n

\u548c\u88fd\u82f1\u8a9e\u3060\u3068\u300cUI\u30d5\u30ea\u30c3\u30ab\u30fc\u300d\u3068\u304b\u8a00\u308f\u308c\u308b\u4e8b\u3082\u3042\u308a\u307e\u3059\u304c\u3042\u307e\u308a\u4e00\u822c\u7684\u3067\u306f\u306a\u304f\u3001\u300c\u30ab\u30af\u3064\u304d\u300d\u300c\u30c1\u30e9\u3064\u304d\u300d\u307f\u305f\u3044\u306a\u8868\u73fe\u306e\u65b9\u304c\u99b4\u67d3\u307f\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n

UI flickering \u306f\u3001\u666e\u901a\u306b React \u3067 Backend\/DB \u304b\u3089\u30c7\u30fc\u30bf\u53d6\u3063\u3066\u304d\u3066\u66f4\u65b0\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f55\u3082\u8003\u3048\u305a\u306b\u66f8\u304f\u3068\u5927\u4f53\u8d77\u3053\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002UI\/UX \u304c\u58ca\u6ec5\u7684\u306b\u60aa\u304f\u306a\u308b\u3082\u306e\u3067\u306f\u306a\u3044\u306e\u3067\u30d7\u30ed\u30c0\u30af\u30c8\u30fb\u5b9f\u88c5\u7b87\u6240\u306b\u3088\u3063\u3066\u306f\u8a31\u5bb9\u3055\u308c\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u30a4\u30b1\u3066\u308b\u304b\u30a4\u30b1\u3066\u306a\u3044\u304b\u3067\u8a00\u3048\u3070\u3084\u3063\u3071\u308a\u3042\u3093\u307e\u308a\u30a4\u30b1\u3066\u306a\u3044\u90e8\u985e\u306b\u5165\u308a\u307e\u3059\u3002<\/p>\n

\u4eca\u56de\u306f\u305d\u308c\u3092\u64b2\u6ec5\u3059\u308b\u305f\u3081\u306e3\u3064\u306e Tips \u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n

<\/p>\n

\u76ee\u6b21<\/h1>\n\n

\u5bfe\u7b561. \u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u4e2d\u306f\u30b9\u30b1\u30eb\u30c8\u30f3\u3092\u8868\u793a\u3059\u308b<\/h1>\n

\u4e00\u756a\u5358\u7d14\u306a\u6226\u7565\u306f\u3001\u30b9\u30b1\u30eb\u30c8\u30f3\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u7528\u610f\u3057\u3001\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u4e2d\u306f\u305d\u3061\u3089\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n

const MyComponent = (): JSX.Element => {\n\n  const [isLoading, setLoading] = useState(false);\n\n  ...\n\n  return isLoading\n    ? <MyListSkelton length={data.length} \/>\n    : <MyList \/>;\n}<\/code><\/pre>\n
MyList \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u540c\u3058\u3088\u3046\u306a MyListSkelton \u3092\u7528\u610f\u3057\u3066\u304a\u304d\u3001\u4ee3\u308f\u308a\u306b\u305d\u308c\u3092\u8868\u793a\u3059\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u3002
\n\u3053\u306e\u3088\u3046\u306a\u30b7\u30fc\u30f3\u3067\u306f\u30b9\u30d4\u30ca\u30fc\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u3082\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u5b9f\u969b\u306b\u8868\u793a\u3057\u305f\u3044\u30a2\u30a4\u30c6\u30e0\u7fa4\u3068\u540c\u3058\u5e45\u30fb\u9ad8\u3055\u3092\u6301\u3064\u30b9\u30b1\u30eb\u30c8\u30f3\u306b\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u3067 UI flickering \u3092\u6291\u5236\u3067\u304d\u307e\u3059\u3002<\/p>\n
\"MUI
\n\u51fa\u5178: https:\/\/mui.com\/material-ui\/react-skeleton<\/a><\/small><\/p>\n
\u30b9\u30b1\u30eb\u30c8\u30f3\u306b\u3064\u3044\u3066\u306f Material UI<\/a> \u306a\u3069\u304c\u53c2\u8003\u306b\u306a\u308a\u307e\u3059\u3002react-loading-skelton<\/a> \u3082\u6c4e\u7528\u7684\u3067\u4fbf\u5229\u3002React \u4ee5\u5916\u3067\u3082\u4f7f\u3048\u308b\u306e\u3060\u3068 Placehold-it<\/a> \u3082\u6709\u540d\u3067\u3059\u306d\u3002\u7d20\u306e Bootstrap 5 \u306b\u3082\u3053\u3046\u3044\u3046\u306e\u3042\u3063\u305f\u3089\u3044\u3044\u3093\u3060\u3051\u3069\u306a\u3042\u3002<\/p>\n
SWR \u3092\u4f7f\u304a\u3046<\/h1>\n
\u5bfe\u7b56\u306e2\u3064\u3081\u306e\u8aac\u660e\u306b\u5165\u308b\u524d\u306b\u3001SWR<\/a> \u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n
\"\"<\/a><\/p>\n
SWR \u3068\u306f "stale-while-revalidate" \u306e\u982d\u6587\u5b57\u3092\u53d6\u3063\u305f\u3082\u306e\u3067\u3001HTTP \u901a\u4fe1\u306b\u65bc\u3051\u308b\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u306e\u6982\u5ff5\u30fb\u4ed5\u69d8\u3067\u3059\u3002\u305d\u3057\u3066 Vercel \u304c\u4f5c\u3063\u3066\u3044\u308b\u540c\u540d\u306e\u30e9\u30a4\u30d6\u30e9\u30ea(\u5b9f\u88c5)\u304c\u5b58\u5728\u3057\u3001React \u3068\u4e00\u7dd2\u306b\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u4f3c\u305f\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u3057\u3066\u306f React Query<\/a> \u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
SWR \u306e\u3046\u308c\u3057\u307f<\/h2>\n
\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u4e3b\u8981\u306a\u3082\u306e\u3092\u6319\u3052\u308b\u3068\u3001<\/p>\n