{"id":7681,"date":"2023-03-05T01:23:55","date_gmt":"2023-03-04T16:23:55","guid":{"rendered":"https:\/\/kininariantenna.com\/?p=7681"},"modified":"2023-03-12T01:29:15","modified_gmt":"2023-03-11T16:29:15","slug":"react%e3%81%a7firebase-firestore%e3%81%ae%e3%82%a8%e3%83%a9%e3%83%bc%e3%83%8f%e3%83%b3%e3%83%89%e3%83%aa%e3%83%b3%e3%82%b0%e3%82%92%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%952%e9%81%b8%ef%bc%81","status":"publish","type":"post","link":"https:\/\/kininariantenna.com\/?p=7681","title":{"rendered":"React\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd52\u9078\uff01"},"content":{"rendered":"<p>React\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3057\u305f\u3044\u3068\u304d\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<br \/>\n\u3051\u3069\u3001\u305d\u3093\u306a\u4e2d\u3067\u60a9\u3080\u3053\u3068\u306f\u3001<\/p>\n<div class=\"kininarukoto1\">\u30fbReact\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd5\u304c\u308f\u304b\u3089\u306a\u3044<\/div>\n<p>\u3067\u3059\u3088\u306d\u3002<\/p>\n<p>\u4eca\u56de\u306f\u305d\u3093\u306a\u304a\u60a9\u307f\u3092\u89e3\u6c7a\u3059\u308b<\/p>\n<div class=\"rdinfo\">\u30fbReact\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd52\u30d1\u30bf\u30fc\u30f3<\/div>\n<p>\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3059\uff01<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_46 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u3082\u304f\u3058<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/kininariantenna.com\/?p=7681\/#FirebaseFirestore%E3%81%AE%E3%82%A8%E3%83%A9%E3%83%BC%E3%83%8F%E3%83%B3%E3%83%89%E3%83%AA%E3%83%B3%E3%82%B0%E3%82%92%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\" title=\"Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd5\">Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd5<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/kininariantenna.com\/?p=7681\/#Promise%E3%83%81%E3%82%A7%E3%83%BC%E3%83%B3%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\" title=\"Promise\u30c1\u30a7\u30fc\u30f3\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\">Promise\u30c1\u30a7\u30fc\u30f3\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kininariantenna.com\/?p=7681\/#asyncawait%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\" title=\"async\/await\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\">async\/await\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kininariantenna.com\/?p=7681\/#Promise%E3%83%81%E3%82%A7%E3%83%BC%E3%83%B3%E3%81%A8asyncawait%E3%81%AE%E6%B7%B7%E5%90%88%E3%81%AF%E3%81%A7%E3%81%8D%E3%81%AA%E3%81%84\" title=\"Promise\u30c1\u30a7\u30fc\u30f3\u3068async\/await\u306e\u6df7\u5408\u306f\u3067\u304d\u306a\u3044\">Promise\u30c1\u30a7\u30fc\u30f3\u3068async\/await\u306e\u6df7\u5408\u306f\u3067\u304d\u306a\u3044<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kininariantenna.com\/?p=7681\/#%E3%81%95%E3%81%84%E3%81%94%E3%81%AB\" title=\"\u3055\u3044\u3054\u306b\">\u3055\u3044\u3054\u306b<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"FirebaseFirestore%E3%81%AE%E3%82%A8%E3%83%A9%E3%83%BC%E3%83%8F%E3%83%B3%E3%83%89%E3%83%AA%E3%83%B3%E3%82%B0%E3%82%92%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\"><\/span>Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><P>React\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd5\u306f\u5927\u304d\u304f\u5206\u3051\u3066Promise\u30c1\u30a7\u30fc\u30f3\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u3068async\/await\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u306e\u4e8c\u7a2e\u985e\u3042\u308a\u307e\u3059\u3002<\/P><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Promise%E3%83%81%E3%82%A7%E3%83%BC%E3%83%B3%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\"><\/span>Promise\u30c1\u30a7\u30fc\u30f3\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><P>Firestore\u306e\u30e1\u30bd\u30c3\u30c9\u306fPromise\u3092\u8fd4\u3059\u305f\u3081\u3001Promise\u30c1\u30a7\u30fc\u30f3\u3092\u4f7f\u7528\u3057\u3066\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001Promise\u30c1\u30a7\u30fc\u30f3\u3092\u4f7f\u7528\u3057\u305f\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u4f8b\u3067\u3059\u3002<\/P><\/p>\n<pre style=\"padding: 0;\"><code class=\"language-javascript line-numbers\">const Update = () =&gt; {\r\n  const cityRef = doc(db, \"citys\", count);\r\n  setDoc(cityRef, { name:  \"Tokyo\", update: serverTimestamp() }, { merge: true })\r\n    .then(() =&gt; {\r\n      console.log(\"Firestore\u66f4\u65b0\", doc.data());\r\n    })\r\n    .catch((error) =&gt; {\r\n      console.error(\"Firestore\u306e\u66f4\u65b0\u51e6\u7406\u306b\u5931\u6557\u3057\u307e\u3057\u305f\", error);\r\n    });\r\n};<\/code><\/pre>\n<p><P>then()\u306e\u65b9\u306f\u6210\u529f\u3057\u305f\u5834\u5408\u306e\u51e6\u7406\u3001catch()\u306f\u30a8\u30e9\u30fc\u3068\u306a\u3063\u305f\u5834\u5408\u306e\u51e6\u7406\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/P><\/p>\n<h3><span class=\"ez-toc-section\" id=\"asyncawait%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\"><\/span>async\/await\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><P>async\/await\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001Promise\u30c1\u30a7\u30fc\u30f3\u3092\u30cd\u30b9\u30c8\u305b\u305a\u306b\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002async\/await\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001try-catch\u6587\u3092\u4f7f\u7528\u3057\u3066\u3001\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u884c\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001async\/await\u3092\u4f7f\u7528\u3057\u305f\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u4f8b\u3067\u3059\u3002<\/P><\/p>\n<pre style=\"padding: 0;\"><code class=\"language-javascript line-numbers\">const Update = async () =&gt; {\r\n  const cityRef = doc(db, \"citys\", count);\r\n  try {\r\n    await setDoc(\r\n      cityRef,\r\n      { name: \"Tokyo\", update: serverTimestamp() },\r\n      { merge: true }\r\n    );\r\n    console.log(\"Firestore\u66f4\u65b0\");\r\n  } catch (error) {\r\n    console.error(\"Firestore\u306e\u66f4\u65b0\u51e6\u7406\u306b\u5931\u6557\u3057\u307e\u3057\u305f\", error);\r\n  }\r\n};<\/code><\/pre>\n<p><P>try\u306e\u65b9\u3067\u51e6\u7406\u7d50\u679c\u3092\u5f97\u305f\u3044\u51e6\u7406\u3067await\u3067\u975e\u540c\u671f\u72b6\u614b\u306b\u3057\u307e\u3059\u3001catch\u306f\u30a8\u30e9\u30fc\u3068\u306a\u3063\u305f\u5834\u5408\u306e\u51e6\u7406\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/P><br \/>\n<P>async\/await\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3088\u308a\u76f4\u611f\u7684\u306a\u30b3\u30fc\u30c9\u304c\u66f8\u3051\u308b\u5834\u5408\u304c\u3042\u308b\u305f\u3081\u3001\u73fe\u5728\u3067\u306fasync\/await\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/P><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Promise%E3%83%81%E3%82%A7%E3%83%BC%E3%83%B3%E3%81%A8asyncawait%E3%81%AE%E6%B7%B7%E5%90%88%E3%81%AF%E3%81%A7%E3%81%8D%E3%81%AA%E3%81%84\"><\/span>Promise\u30c1\u30a7\u30fc\u30f3\u3068async\/await\u306e\u6df7\u5408\u306f\u3067\u304d\u306a\u3044<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><P>\u6ce8\u610f\u3044\u305f\u3060\u304d\u305f\u3044\u70b9\u3068\u3057\u3066\u3001Promise\u30c1\u30a7\u30fc\u30f3\u3068async\/await\u306e\u6df7\u5408\u306f\u907f\u3051\u305f\u65b9\u304c\u826f\u3044\u3067\u3059\u3002<br \/>\n\u4ee5\u4e0b\u306f\u4f8b\u3068\u306a\u308a\u307e\u3059\u3002<\/P><\/p>\n<pre style=\"padding: 0;\"><code class=\"language-javascript line-numbers\">const Update = async () =&gt; {\r\n  const cityRef = doc(db, \"citys\", count);\r\n  await setDoc(\r\n    cityRef,\r\n    { name: \"Tokyo\", update: serverTimestamp() },\r\n    { merge: true }\r\n  )\r\n    .then(() =&gt; {\r\n      console.log(\"Firestore\u66f4\u65b0\");\r\n    })\r\n    .catch((error) =&gt; {\r\n      console.error(\"Firestore\u306e\u66f4\u65b0\u51e6\u7406\u306b\u5931\u6557\u3057\u307e\u3057\u305f\", error);\r\n    });\r\n};<\/code><\/pre>\n<p><P>\u3053\u306e\u5834\u5408\u3001await\u30ad\u30fc\u30ef\u30fc\u30c9\u304cthen()\u30e1\u30bd\u30c3\u30c9\u306e\u5f8c\u308d\u306b\u7f6e\u304b\u308c\u3066\u3044\u308b\u305f\u3081\u3001Promise\u304c\u89e3\u6c7a\u3055\u308c\u308b\u524d\u306brouter.push()\u304c\u547c\u3073\u51fa\u3055\u308c\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/P><br \/>\n<P>\u307e\u305f\u3001catch()\u30e1\u30bd\u30c3\u30c9\u306fPromise\u30c1\u30a7\u30fc\u30f3\u5185\u306b\u7f6e\u304b\u308c\u3066\u3044\u307e\u3059\u304c\u3001await\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u306e\u4f75\u7528\u306f\u63a8\u5968\u3055\u308c\u307e\u305b\u3093\u306e\u3067\u3001\u907f\u3051\u305f\u65b9\u304c\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/P><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E3%81%95%E3%81%84%E3%81%94%E3%81%AB\"><\/span>\u3055\u3044\u3054\u306b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001<\/p>\n<div class=\"endinfo\">\u30fbReact\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd52\u30d1\u30bf\u30fc\u30f3<\/div>\n<p>\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>\u307e\u305f\u3001\u4ed6\u306b\u3082\u4fbf\u5229\u306a\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3088\u308d\u3057\u3051\u308c\u3070\u3054\u53c2\u7167\u9802\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>React\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3057\u305f\u3044\u3068\u304d\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002 \u3051\u3069\u3001\u305d\u3093\u306a\u4e2d\u3067\u60a9\u3080\u3053\u3068\u306f\u3001 \u30fbReact\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd5\u304c\u308f\u304b\u3089\u306a&#8230;<\/p>\n","protected":false},"author":1,"featured_media":7390,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[169],"tags":[180],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.4.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>React\u3067Firebase\/Firestore\u306e\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u3059\u308b\u65b9\u6cd52\u9078\uff01 - \u30ad\u30cb\u30ca\u30ea\u30a2\u30f3\u30c6\u30ca<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kininariantenna.com\/?p=7681\" \/>\n<meta property=\"og:locale\" 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