{"id":11821,"date":"2022-03-17T10:00:00","date_gmt":"2022-03-17T01:00:00","guid":{"rendered":"https:\/\/www.gigas-jp.com\/appnews\/?p=11821"},"modified":"2022-03-16T19:06:04","modified_gmt":"2022-03-16T10:06:04","slug":"vue-js%e3%81%ae%e5%ae%9f%e7%94%a8%e7%9a%84%e3%81%aa%e3%83%92%e3%83%b3%e3%83%88","status":"publish","type":"post","link":"https:\/\/www.gigas-jp.com\/appnews\/archives\/11821","title":{"rendered":"Vue.js\u306e\u5b9f\u7528\u7684\u306a\u30d2\u30f3\u30c8"},"content":{"rendered":"\n

\u958b\u767a\u6642\u306b\u30c8\u30ea\u30c3\u30af\u3092\u4f7f\u7528\u3067\u304d\u308c\u3070\u3001\u958b\u767a\u306f\u3088\u308a\u30b9\u30de\u30fc\u30c8\u306b\u306a\u308a\u3001\u6642\u9593\u3092\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Vuejs\u306e\u6700\u9ad8\u306e\u30c8\u30ea\u30c3\u30af\u3092\u5171\u6709\u3059\u308b\u3064\u3082\u308a\u3067\u3059\u3002<\/p>\n\n\n\n

1\u3064\u306ecomponent\u3092\u8907\u6570\u306e\u30eb\u30fc\u30c8\u3067\u4f7f\u7528\u3059\u308b<\/h3>\n\n\n\n

\u8907\u6570\u306e\u30eb\u30fc\u30c8\u304c\u540c\u3058Vue component\u306b\u89e3\u6c7a\u3055\u308c\u308b\u3053\u3068\u306f\u3001\u958b\u767a\u8005\u304c\u906d\u9047\u3059\u308b\u304b\u306a\u308a\u4e00\u822c\u7684\u306a\u72b6\u6cc1\u3067\u3059\u3002<\/p>\n\n\n\n

\u3057\u304b\u3057\u3001\u554f\u984c\u306f\u3001Vue\u304c\u30a2\u30d7\u30ea\u3092\u6700\u9069\u5316\u3057\u3001\u65b0\u3057\u3044\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f5c\u6210\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001\u65e2\u5b58\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u518d\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u540c\u3058\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u30eb\u30fc\u30c8\u9593\u3067\u5207\u308a\u66ff\u3048\u3088\u3046\u3068\u3057\u3066\u3082\u3001\u4f55\u3082\u5909\u308f\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

router.js<\/strong><\/p>\n\n\n\n

const routes = [\n  {\n    path: \"\/a\",\n    component: ArticleComponent,\n  },\n  {\n    path: \"\/b\",\n    component: ArticleComponent,\n  },\n];\n<\/code><\/pre>\n\n\n\n
\u3053\u308c\u3092\u4fee\u6b63\u3059\u308b\u306b\u306f\u3001\u8981\u7d20\u306b\uff1akey\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306fApp.vue\u30d5\u30a1\u30a4\u30eb\u306b\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30da\u30fc\u30b8\u304c\u7570\u306a\u308b\u5834\u5408\u306b router\u304c\u8a8d\u8b58\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n
App.vue<\/strong><\/p>\n\n\n\n
<router-view :key='$route.path' \/><\/code><\/pre>\n\n\n\n
\u3053\u308c\u3067\u3001\u30a2\u30d7\u30ea\u306f\u65e2\u5b58\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u518d\u5229\u7528\u305b\u305a\u3001\u30eb\u30fc\u30c8\u3092\u5207\u308a\u66ff\u3048\u308b\u3068\u304d\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
<\/p>\n\n\n\n
\u5c0f\u9053\u5177\u3092\u30bf\u30a4\u30d7\u306e\u30ea\u30b9\u30c8\u306b\u5236\u9650\u3059\u308b<\/h3>\n\n\n\n
\u30d7\u30ed\u30c3\u30d7\u5b9a\u7fa9\u3067\u300c\u30d0\u30ea\u30c7\u30fc\u30bf\u30fc\u300d\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30d7\u30ed\u30c3\u30d7\u3092\u7279\u5b9a\u306e\u5024\u306e\u30bb\u30c3\u30c8\u306b\u5236\u9650\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
export default {\n  name: 'Image',\n  props: {\n    src: {\n      type: String,\n    },\n    style: {\n      type: String,\n      validator: s => ['square', 'rounded'].includes(s)\n    }\n  }\n};<\/code><\/pre>\n\n\n\n
\u3053\u306e\u300cvalidator\u300d\u95a2\u6570\u306f\u5c0f\u9053\u5177\u3092\u53d7\u3051\u53d6\u308a\u3001\u5c0f\u9053\u5177\u304c\u6709\u52b9\u304b\u3069\u3046\u304b\u306b\u304b\u304b\u308f\u3089\u305a\u3001true\u307e\u305f\u306ffalse\u306e\u3044\u305a\u308c\u304b\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
<\/p>\n\n\n\n
single \u30b9\u30b3\u30fc\u30d7\u30b9\u30ed\u30c3\u30c8\u306e\u7701\u7565\u5f62<\/h3>\n\n\n\n
\u30b9\u30b3\u30fc\u30d7\u30b9\u30ed\u30c3\u30c8\u306f\u3068\u3066\u3082\u697d\u3057\u3044\u3067\u3059\u304c\u3001\u305d\u308c\u3089\u3092\u4f7f\u7528\u3059\u308b\u306b\u306f\u3001\u591a\u304f\u306e template \u30bf\u30b0\u3082\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u5e78\u3044\u306a\u3053\u3068\u306b\u3001\u305d\u308c\u3092\u53d6\u308a\u9664\u304f\u305f\u3081\u306e\u901f\u8a18\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u308c\u306f\u5358\u4e00\u306e\u30b9\u30b3\u30fc\u30d7\u30b9\u30ed\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306b\u9650\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
<DataTable>\n  <template #header=\"tableAttributes\">\n    <TableHeader v-bind=\"tableAttributes\" \/>\n  <\/template>\n<\/DataTable><\/code><\/pre>\n\n\n\n
\u6b21\u306e\u3088\u3046\u306b\u66f8\u304d\u76f4\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
<DataTable #header=\"tableAttributes\">\n  <TableHeader v-bind=\"tableAttributes\" \/>\n<\/DataTable><\/code><\/pre>\n\n\n\n
\u30b7\u30f3\u30d7\u30eb\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u3001\u3059\u3070\u3089\u3057\u3044\u3002<\/p>\n\n\n\n
<\/p>\n\n\n\n
\u3059\u3079\u3066\u306e\u5c0f\u9053\u5177\u3092\u5b50\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u6e21\u3059<\/h3>\n\n\n\n
\u5c0f\u9053\u5177\u3068\u8a00\u3048\u3070\u3001\u89aa component\u304b\u3089\u305d\u306e\u5b50\u306e1\u3064\u306b\u3059\u3079\u3066\u306e\u5c0f\u9053\u5177\u3092\u6e21\u3059\u65b9\u6cd5\u3092\u77e5\u3063\u3066\u304a\u304f\u3068\u4fbf\u5229\u3067\u3059\u3002<\/p>\n\n\n\n
\u7c21\u5358\u3067\u3059\u3002instance\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u899a\u3048\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
<child-comp v-bind=\"$props\"><\/child-comp><\/code><\/pre>\n\n\n\n
<\/p>\n\n\n\n
local \u30b9\u30bf\u30a4\u30eb\u3068 global \u30b9\u30bf\u30a4\u30eb\u3092\u7d44\u307f\u5408\u308f\u305b\u308b<\/h3>\n\n\n\n
\u901a\u5e38\u3001\u30b9\u30bf\u30a4\u30eb\u3092\u64cd\u4f5c\u3059\u308b\u3068\u304d\u306f\u3001\u30b9\u30bf\u30a4\u30eb\u3092\u5358\u4e00\u306e component \u306b\u30b9\u30b3\u30fc\u30d7\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
<style scoped>\n  .component {\n    background: green;\n  }\n<\/style><\/code><\/pre>\n\n\n\n
\u305f\u3060\u3057\u3001\u30d4\u30f3\u30c1\u3067\u306f\u3001\u30b9\u30b3\u30fc\u30d7\u306e\u306a\u3044\u30b9\u30bf\u30a4\u30eb\u30d6\u30ed\u30c3\u30af\u3092\u8ffd\u52a0\u3057\u3066\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30b0\u30ed\u30fc\u30d0\u30eb\u30b9\u30bf\u30a4\u30eb\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
<style>\n  \/* Applied globally *\/\n  .component p {\n    margin-bottom: 16px;\n  }\n<\/style>\n\n<style scoped>\n  \/* Scoped to this specific component *\/\n  .component {\n    background: green;\n  }\n<\/style><\/code><\/pre>\n\n\n\n
<\/p>\n\n\n\n
v-for\u3067\u306e\u7834\u58ca<\/h3>\n\n\n\n
v-for\u3067\u5206\u89e3\u3067\u304d\u308b\u3053\u3068\u3092\u3054\u5b58\u77e5\u3067\u3059\u304b\uff1f<\/p>\n\n\n\n
<li\n  v-for=\"{ name, id } in users\"\n  :key=\"id\"\n>\n  {{ name }}\n<\/li><\/code><\/pre>\n\n\n\n
\u6b21\u306e\u3088\u3046\u306a\u30bf\u30d7\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001v-for\u304b\u3089\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u53d6\u5f97\u3067\u304d\u308b\u3053\u3068\u304c\u3088\u308a\u5e83\u304f\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
<li v-for=\"(movie, index) in [\n  'Lion King',\n  'Frozen',\n  'The Princess Bride'\n]\">\n  {{ index + 1 }} - {{ movie }}\n<\/li><\/code><\/pre>\n\n\n\n
\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3068\u304d\u306f\u3001\u30ad\u30fc\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
<li v-for=\"(value, key) in {\n  name: 'Lion King',\n  released: 2019,\n  director: 'Jon Favreau',\n}\">\n  {{ key }}: {{ value }}\n<\/li><\/code><\/pre>\n\n\n\n
\u307e\u305f\u3001\u3053\u306e2\u3064\u306e\u65b9\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u30ad\u30fc\u3060\u3051\u3067\u306a\u304f\u3001\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3082\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n
<li v-for=\"(value, key, index) in {\n  name: 'Lion King',\n  released: 2019,\n  director: 'Jon Favreau',\n}\">\n  #{{ index + 1 }}. {{ key }}: {{ value }}\n<\/li><\/code><\/pre>\n\n\n\n
<\/p>\n\n\n\n
\u30ab\u30b9\u30bf\u30e0V-model<\/h3>\n\n\n\n
\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u3001v-model \u306f “@input” \u30a4\u30d9\u30f3\u30c8\u30ea\u30b9\u30ca\u30fc\u3068 “:value” \u30d7\u30ed\u30c3\u30d7\u306b\u5bfe\u3059\u308b\u69cb\u6587\u7cd6\u306e\u6a5f\u80fd\u3067\u3059\u3002\u5b9f\u306f\u3001\u3069\u306e\u30a4\u30d9\u30f3\u30c8\u3068\u5024\u306e\u30d7\u30ed\u30c3\u30d7\u3092\u4f7f\u3046\u304b\u3092\u6307\u5b9a\u3067\u304d\u308b\u3053\u3068\u3092\u3054\u5b58\u77e5\u3067\u3057\u3087\u3046\u304b\uff1fVue\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306bmodel\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u7c21\u5358\u306b\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
export default{\n  model: {\n     event: 'change',\n     prop: 'checked'\n  }\n}<\/code><\/pre>\n\n\n\n
<\/p>\n\n\n\n
\u8907\u6570\u306ev-if\u3092\u4f7f\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044<\/h3>\n\n\n\n
\u6761\u4ef6\u4ed8\u304d\u3067\u8907\u6570\u306e\u8981\u7d20\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
<div v-if=\"condition\">content<\/div>\n<div v-if=\"condition\">content<\/div>\n<div v-if=\"condition\">content<\/div><\/code><\/pre>\n\n\n\n
\u3082\u3063\u3068\u30a8\u30ec\u30ac\u30f3\u30c8\u306b\u66f8\u3051\u308b\u304b\u3089\u4e0d\u8981\u306a\u3093\u3067\u3059\u3002<\/p>\n\n\n\n
<template v-if=\"condition\">\n  <div>content<\/div>\n  <div>content<\/div>\n  <div>content<\/div>\n<\/template><\/code><\/pre>\n\n\n\n
<\/p>\n\n\n\n
Arrays\u3068objects\u3092\u898b\u308b<\/h3>\n\n\n\n
\u30a6\u30a9\u30c3\u30c1\u30e3\u30fc\u3092\u4f7f\u3046\u4e0a\u3067\u4e00\u756a\u5384\u4ecb\u306a\u306e\u306f\u3001\u3046\u307e\u304f\u30c8\u30ea\u30ac\u30fc\u3067\u304d\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n
\u901a\u5e38\u306f\u3001Array\u3084Object\u3092\u30a6\u30a9\u30c3\u30c1\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u306e\u306b\u3001deep\u3092true\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u539f\u56e0\u3067\u3059\u3002<\/p>\n\n\n\n
export default {\n  name: 'ColourChange',\n  props: {\n    colours: {\n      type: Array,\n      required: true,\n    },\n  },\n  watch: {\n    \/\/ Use the object syntax instead of just a method\n    colours: {\n      \/\/ This will let Vue know to look inside the array\n      deep: true,\n\n      \/\/ We have to move our method to a handler field\n      handler()\n        console.log('The list of colours has changed!');\n      }\n    }\n  }\n}<\/code><\/pre>\n\n\n\n
Vue 3\u306e\u53cd\u5fdc\u6027API\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
watch(\n  colours,\n  () => {\n    console.log('The list of colours has changed!');\n  },\n  {\n    deep: true,\n  }\n);<\/code><\/pre>\n\n\n\n
<\/p>\n\n\n\n
\u4ee5\u4e0a\u304c\u3001vuejs\u306e\u958b\u767a\u306b\u304a\u3051\u308b\u6700\u9ad8\u306e\u30c8\u30ea\u30c3\u30af\u3067\u3059\u3002\u6b21\u56de\u306f\u3001\u3055\u3089\u306b\u591a\u304f\u306e\u30c8\u30ea\u30c3\u30af\u3092\u7d39\u4ecb\u3059\u308b\u4e88\u5b9a\u3067\u3059\u3002<\/p>\n\n\n\n
<\/p>\n\n\n\n
By Tsuki<\/p>\n
\n            
<\/g:plusone><\/div>\n            
 \"\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0\"<\/a>