{"id":22452,"date":"2023-09-07T21:28:53","date_gmt":"2023-09-07T12:28:53","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=22452"},"modified":"2023-09-08T08:07:57","modified_gmt":"2023-09-07T23:07:57","slug":"%e3%80%90react%e3%80%91%e3%82%ab%e3%82%b9%e3%82%bf%e3%83%a0%e3%83%95%e3%83%83%e3%82%af%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=22452","title":{"rendered":"\u3010React\u3011\u30ab\u30b9\u30bf\u30e0\u30d5\u30c3\u30af\u306b\u3064\u3044\u3066"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u7279\u5fb4<\/h2>\n\n\n\n<p>\u57fa\u672c\u306f\u305f\u3060\u306e\u95a2\u6570\u306b\u306a\u308b\u306e\u3067\u3059\u304c\u3001\u305f\u3060\u306e\u95a2\u6570\u306a\u306e\u306bhooks\u306e\u5404\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u666e\u901a\u306eJavaScript\u306e\u95a2\u6570\u3060\u3068hooks\u306f\u4f7f\u3048\u306a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304b\u3089\u30ed\u30b8\u30c3\u30af\u3092\u5206\u96e2\u3057\u3066\u3001\u30ed\u30b8\u30c3\u30af\u3092\u4f7f\u3044\u307e\u308f\u305d\u3046\u3068\u3044\u3046\u306e\u304c\u30b3\u30f3\u30bb\u30d7\u30c8\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u3046\u3059\u308b\u3053\u3068\u3067\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u898b\u901a\u3057\u304c\u3088\u304f\u306a\u308a\u307e\u3059\u3057\u3001\u30c6\u30b9\u30c8\u304c\u7c21\u5358\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 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class=\"wp-block-table\"><table><tbody><tr><td>useAllUsers.ts<\/td><td>\u30e6\u30fc\u30b6\u30fc\u3092\u5168\u4ef6\u53d6\u5f97\u3059\u308bhook<\/td><\/tr><tr><td>useUser.ts<\/td><td>\u30e6\u30fc\u30b6\u30fc\u3092\u500b\u5225\u306b\u53d6\u5f97\u3059\u308bhook<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9f\u88c5\u65b9\u6cd5<\/h2>\n\n\n\n<p>useXXX\u3068\u3044\u3046\u540d\u524d\u3092\u4ed8\u3051\u308b\u306e\u304c\u6697\u9ed9\u306e\u30eb\u30fc\u30eb\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">useAllUsers.js<\/h3>\n\n\n\n<p>API\u53d6\u5f97\u7d50\u679c\u3060\u3051\u3067\u306f\u306a\u304f\u3001loading\u3084error\u306e\u72b6\u614b\u306a\u3069\u3082\u307e\u3068\u3081\u3066\u72b6\u614b\u7ba1\u7406\u3057\u3066\u6e21\u3057\u3066\u3042\u3052\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>const useAllUsers = () => {\r\n  const &#91;users, setUsers] = useState(&#91;]);\r\n  const &#91;loading, setLoading] = useState(false);\r\n  const &#91;error, setError] = useState(false);\r\n\r\n  const getUsers = () => {\r\n    setLoading(true)\r\n    setError(true)\r\n    axios.get(URL).then((res)=>{\r\n      setUsers(res.data)\r\n    }).catch(()=>{\r\n      setError(false)\r\n    }).finally(()=>{\r\n      setLoading(false)\r\n    })\r\n  }\r\n\r\n  return {users,getUsers,loading,error}\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u547c\u3073\u51fa\u3059\u5074<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>import {useAllUsers} from \"hooks\/useAllUsers\"\nfunction App () {\n  const {users,getUsers,loading,error} = useAllUsers();\n  \n  const users = getUsers();\n\n  if (error) return &lt;div>\u30a8\u30e9\u30fc\u767a\u751f&lt;\/div>\n  if (loading) return &lt;div>loading...&lt;\/div>\n\n  return (\n    &lt;div>\n      users&#91;0].name\n    &lt;\/div>\n   )\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u7279\u5fb4 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[&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[116],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/22452"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=22452"}],"version-history":[{"count":5,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/22452\/revisions"}],"predecessor-version":[{"id":22461,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/22452\/revisions\/22461"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22452"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}