{"id":6393,"date":"2020-03-27T15:00:37","date_gmt":"2020-03-27T06:00:37","guid":{"rendered":"https:\/\/blog.capilano-fw.com\/?p=6393"},"modified":"2020-10-30T00:16:10","modified_gmt":"2020-10-29T15:16:10","slug":"vue-3%e3%81%ae%e6%96%b0%e3%81%97%e3%81%84%e6%a9%9f%e8%83%bd%e3%81%a8%e5%a4%89%e6%9b%b4%e7%82%b9%e3%83%bb%e5%85%a8%ef%bc%99%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/blog.capilano-fw.com\/?p=6393","title":{"rendered":"Vue 3\u306e\u65b0\u3057\u3044\u6a5f\u80fd\u3068\u5909\u66f4\u70b9\u30fb\u516811\u4ef6"},"content":{"rendered":"

\u3055\u3066\u3055\u3066\u3001\u524d\u56de\u300cBootstrap v5\u304c\u3069\u3046\u306a\u308b\u306e\u304b\u8abf\u67fb\u3057\u3066\u307f\u305f<\/a>\u300d\u3068\u3044\u3046\u8a18\u4e8b\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u304c\u3001\u5b9f\u306f\u4eca\u5f8c\u306e\u30ea\u30ea\u30fc\u30b9\u3067\u3082\u3046\u3072\u3068\u3064\u6c17\u306b\u306a\u308b\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/strong><\/p>\n

\u305d\u308c\u306f\u3001JavaScript<\/code>\u958b\u767a\u306e\u5f37\u529b\u306a\u5473\u65b9\u3001<\/p>\n

\u300cVue.js\u300d\u306e\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\uff08v3\uff09<\/strong><\/p>\n

\u3067\u3059\u3002<\/p>\n

Vue 3<\/code>\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u524d\u304b\u3089\u305f\u3073\u305f\u3073\u60c5\u5831\u304c\u51fa\u3066\u307e\u3057\u305f\u304c\u3064\u3044\u306b\u30a2\u30eb\u30d5\u30a1\u7248\u304c\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\uff082020.3.26\u73fe\u5728\uff09<\/p>\n

\u305d\u3053\u3067\u2757<\/p>\n

\u4eca\u56de\u306f\u3001\u8fd1\u3044\u5c06\u6765\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u308b\u3067\u3042\u308d\u3046<\/s> Vue 3<\/code>\u306e\u4f7f\u3044\u65b9\u3092\u307e\u3068\u3081\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u3044\u305f\u3060\u3051\u308b\u3068\u5b09\u3057\u3044\u3067\u3059\ud83d\ude0a\u2728<\/p>\n

\u3010\u8ffd\u8a18\uff1a2020.09.20\u3011<\/strong>2020\u5e749\u670818\u65e5\u306b\u6b63\u5f0f\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u3001\u5909\u66f4\u70b9\u304c\u3042\u3063\u305f\u306e\u3067\u3001\u8a18\u4e8b\u3092\u52a0\u7b46\u30fb\u4fee\u6b63\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u3010\u8ffd\u8a18\uff1a2020.10.30\u3011<\/strong>\u300cref\u306e\u4f7f\u3044\u65b9\u304c\u5909\u308f\u3063\u305f\u300d\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\u3002<\/p>\n

\"\"\u300c\u3064\u3044\u306b\u6765\u307e\u3057\u305f Vue 3 \ud83c\udf89\u300d<\/strong><\/p>\n

Vue\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u4f5c\u308a\u65b9\u304c\u5909\u308f\u3063\u305f<\/h1>\n

\u3053\u308c\u307e\u3067\u3001Vue<\/code>\u30a2\u30d7\u30ea\u3092\u3064\u304f\u308b\u5834\u5408\u3053\u306e\u3088\u3046\u306a\u66f8\u304d\u65b9\u3092\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n

\uff08HTML\uff09<\/strong><\/p>\n

<div id=\"app\">\r\n<\/strong>\r\n    <!-- \u3053\u3053\u306b Vue\u306e\u30b3\u30f3\u30c6\u30f3\u30c4 -->\r\n\r\n<\/div><\/strong><\/pre>\n
\uff08JavaScript\uff09<\/strong><\/p>\n
new Vue({<\/strong>\r\n    el: '#app'<\/strong>\r\n});<\/strong><\/pre>\n
\u305d\u308c\u304c\u3001\u4eca\u56de\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304b\u3089\u306f\u3001createApp()<\/code>\u3092\u4f7f\u3046\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/strong><\/p>\n
import { createApp } from 'vue'<\/strong>\r\n\r\ncreateApp({\r\n<\/strong>\r\n    \/\/ \u3053\u3053\u306b\u5404\u7a2e\u8a2d\u5b9a\r\n\r\n}).mount('#app');<\/strong><\/pre>\n
\u306a\u304a\u3001CDN<\/code>\u3092\u4f7f\u3046\u5834\u5408\u306f\u3053\u3046\u306a\u308a\u307e\u3059\u3002<\/p>\n
\uff08HTML\uff09<\/strong><\/p>\n
<script src=\"https:\/\/unpkg.com\/vue@next\"><\/script><\/strong><\/pre>\n
\uff08JavaScript\uff09<\/strong><\/p>\n
Vue.createApp({<\/strong>\r\n\r\n    \/\/ \u3053\u3053\u306b\u5404\u7a2e\u8a2d\u5b9a\r\n\r\n}).mount('#app');<\/strong><\/pre>\n
data\u5909\u6570\u306e\u8a2d\u5b9a\u304c\u95a2\u6570\u306e\u307f\u306b\u306a\u3063\u305f<\/h1>\n
\u3053\u308c\u307e\u3067data\u5909\u6570<\/code>\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u306e\u6307\u5b9a\u304c\u3067\u304d\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n
\/\/ \u26a0 \u3053\u308c\u306fVue 3\u3067\u306f\u3046\u307e\u304f\u884c\u304b\u306a\u3044\u4f8b\u3067\u3059\r\n\r\ndata: {\r\n    text: 'test'\r\n},<\/pre>\n
\u3057\u304b\u3057\u3001Vue 3<\/code>\u3067\u306f\u5fc5\u305a\u95a2\u6570\u3068\u3057\u3066\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/strong><\/p>\n
\/\/ \u95a2\u6570\u3068\u3057\u3066\u6307\u5b9a\u3057\u307e\u3059\r\n\r\ndata() {<\/strong>\r\n    return {<\/strong>\r\n        text: 'test'<\/strong>\r\n    }<\/strong>\r\n},<\/strong><\/pre>\n
\u3082\u3068\u3082\u3068\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3084\u30df\u30c3\u30af\u30b9\u30a4\u30f3\u3067\u306f\u3053\u306e\u5f62\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u3063\u305f\u306e\u3067\u3001\u7d71\u4e00\u3057\u305f\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n
\u30b0\u30ed\u30fc\u30d0\u30eb\u30fb\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3082\u5909\u308f\u3063\u305f<\/h1>\n
\u3053\u308c\u307e\u3067Vue\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/code>\u306f\u3001\u7279\u306b\u8a2d\u5b9a\u306a\u3057\u3067\u3082\u6709\u52b9\u306b\u306a\u308b\u300c\u30b0\u30ed\u30fc\u30d0\u30eb\u306a<\/strong>\u300d\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u6307\u5b9a\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n
\/\/ \u26a0 \u3053\u308c\u306fVue 3\u3067\u306f\u9593\u9055\u3063\u305f\u4f8b\u3067\u3059\u3002\r\n\r\nVue.component('v-user', {<\/strong>\r\n    props: ['id', 'email', 'password'],<\/strong>\r\n    template: `<\/strong>\r\n        <div><\/strong>\r\n            <div v-text=\"id\"><\/div><\/strong>\r\n            <div v-text=\"email\"><\/div><\/strong>\r\n            <div v-text=\"password\"><\/div><\/strong>\r\n        <\/div><\/strong>\r\n    `<\/strong>\r\n});<\/strong><\/pre>\n
\u3057\u304b\u3057\u3001Vue 3<\/code>\u304b\u3089\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8a2d\u5b9a\u65b9\u6cd5\u306b\u5909\u66f4\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
\/\/ Vue 3\u3067\u306f\u3053\u3046\u66f8\u304d\u307e\u3059\r\n\r\nVue.createApp({\r\n    \r\n    \/\/ \u7701\u7565\r\n\r\n})\r\n.component('v-user', {<\/strong>\r\n    props: ['id', 'email', 'password'],<\/strong>\r\n    template: `<\/strong>\r\n        <div v-text=\"id\"><\/div><\/strong>\r\n        <div v-text=\"email\"><\/div><\/strong>\r\n        <div v-text=\"password\"><\/div><\/strong>\r\n    `<\/strong>\r\n})<\/strong>\r\n.mount('#app');<\/pre>\n
\u3082\u3057\u304f\u306f\u3001\u30c9\u30c3\u30c8\u3092\u5206\u3051\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n
\/\/ \u30c9\u30c3\u30c8\u90e8\u5206\u3092\u5206\u5272\u3057\u3066\u3082OK\u2757\r\n\r\nconst app = Vue.createApp({<\/strong>\r\n\r\n    \/\/ \u7701\u7565<\/strong>\r\n\r\n});<\/strong>\r\napp.component('v-user', {<\/strong>\r\n\r\n    \/\/ \u7701\u7565<\/strong>\r\n\r\n});<\/strong>\r\napp.mount('#app');<\/strong><\/pre>\n
\u306a\u304a\u3001\u30ed\u30fc\u30ab\u30eb\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u3053\u308c\u307e\u3067\u3068\u540c\u3058\u3067\u3059\u3002<\/p>\n
\/\/ \u30ed\u30fc\u30ab\u30eb\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u540c\u3058\u3067\u3059\r\n\r\nconst userComponent = {<\/strong>\r\n    props: ['id', 'email', 'password'],<\/strong>\r\n    template: `<\/strong>\r\n        <div><\/strong>\r\n            <div v-text=\"id\"><\/div><\/strong>\r\n            <div v-text=\"email\"><\/div><\/strong>\r\n            <div v-text=\"password\"><\/div><\/strong>\r\n        <\/div><\/strong>\r\n    `<\/strong>\r\n};<\/strong>\r\n\r\nconst app = Vue.createApp({\r\n    components: {<\/strong>\r\n        'v-user': userComponent<\/strong>\r\n    },<\/strong>\r\n\r\n    \/\/ \u7701\u7565\r\n\r\n}).mount('#app');<\/pre>\n
\u914d\u5217\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u304c\u6539\u5584\u3055\u308c\u305f<\/h1>\n
\u3053\u308c\u307e\u3067\u306e\u3061\u3087\u3063\u3068\u3057\u305f\u5f31\u70b9\u3060\u3063\u305f\u306e\u3067\u3059\u304c\u3001data\u5909\u6570<\/code>\u306b\u5b58\u5728\u3057\u3066\u3044\u306a\u3044\u30ad\u30fc\u3092\u8ffd\u52a0\u3057\u3066\u3082\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067HTML\u306b\u53cd\u6620\u3055\u308c\u307e\u305b\u3093<\/strong>\u3067\u3057\u305f\u3002<\/p>\n
<html>\r\n<body>\r\n    <div id=\"app\">\r\n        {{ user }}<\/strong>\r\n    <\/div>\r\n    <script src=\"https:\/\/cdn.jsdelivr.net\/npm\/vue@2.6.11\"><\/script>\r\n    <script>\r\n\r\n        new Vue({\r\n            el: '#app',\r\n            data: {\r\n                user: {<\/strong>\r\n                    id: 1,<\/strong>\r\n                    email: 'user@example.com',<\/strong>\r\n                    password: 'secret'<\/strong>\r\n                }<\/strong>\r\n            },\r\n            mounted() {\r\n\r\n                this.user.age = 25; <\/strong>\/\/ \ud83d\udc48 age\u306f\u5b58\u5728\u3057\u306a\u3044\u306e\u3067\u3001Vue 2\u3067\u306f\u53cd\u6620\u3055\u308c\u306a\u3044\r\n\r\n            }\r\n        });\r\n\r\n    <\/script>\r\n<\/body>\r\n<\/html><\/pre>\n
\u3057\u304b\u3057\u3001\u3053\u308c\u304cVue 3<\/code>\u3067\u306f\u554f\u984c\u306a\u304f\u52d5\u304f\u3088\u3046\u306b\u6539\u5584\u3055\u308c\u307e\u3057\u305f\u3002<\/strong><\/p>\n
\u26a0 \u3054\u6ce8\u610f\uff1a<\/strong> \u305f\u3060\u3057\u3001\u5b58\u5728\u3057\u3066\u3044\u306a\u3044data\u5909\u6570<\/code>\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\uff08\u4e0a\u306e\u30b1\u30fc\u30b9\u3067\u8a00\u3046\u3068\u3001 this.customer = { .... };<\/code> \u3068\u3057\u3066\u3082\u3001\u6700\u521d\u306bdata\u5909\u6570<\/code>\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u3066\u3044\u306a\u306e\u3067\u30c0\u30e1\u3067\u3059\u30fb\u30fb\u30fb\ud83d\ude2b\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002 \uff09<\/p>\n
\u307e\u305f\u3001\u914d\u5217\u306e\u5834\u5408\u3082\u3088\u308a\u76f4\u611f\u7684\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
Vue.createApp({\r\n    el: '#app',\r\n    data: {\r\n        names: ['\u5c71\u7530\u592a\u90ce', '\u4f50\u85e4\u6b21\u90ce']<\/strong>\r\n    },\r\n    mounted() {\r\n\r\n        this.names.push('\u7530\u4e2d\u4e09\u90ce'); <\/strong>\/\/ \ud83d\udc48 Vue 3\u306a\u3089\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u53cd\u6620\u3055\u308c\u308b\r\n\r\n    }\r\n}).mount('#app');<\/pre>\n
\u305d\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u524a\u9664\u3082\u7c21\u5358\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
delete this.user.email; <\/strong>\/\/ \ud83d\udc48 email\u3092\u524a\u9664<\/pre>\n
\u306a\u304a\u3001Vue 2<\/code>\u307e\u3067\u306e\u3084\u308a\u304b\u305f\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3057\u305f\u3002<\/p>\n
Vue.set(this.user, 'age', 25);<\/strong> \/\/ Vue 2\u306e\u8ffd\u52a0\r\nVue.delete(this.user, 'email'); <\/strong>\/\/ Vue 2\u306e\u524a\u9664<\/pre>\n
Portal\u3067\u5225\u306e\u5834\u6240\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8868\u793a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f<\/h1>\n
Portal<\/code>\u306f\u65b0\u3057\u304f\u8ffd\u52a0\u3055\u308c\u305f\u6a5f\u80fd\u3067\u3001\u7c21\u5358\u306b\u8a00\u3046\u3068\u300c\u5225\u306e\u5834\u6240\u3067\u8868\u793a\u3067\u304d\u308b\u300d\u6a5f\u80fd\u3067\u3059\u3002<\/strong><\/p>\n
\u4f8b\u3048\u3070\u3001\u6b21\u306e\u4f8b\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
<div id=\"app\"<\/strong>>\r\n    <!-- Vue\u306e\u30a8\u30ea\u30a2\u5185 -->\r\n    <Portal target=\"#footer\">\u30d5\u30c3\u30bf\u30fc\u3067\u3059!<\/Portal><\/strong>\r\n<\/div>\r\n\r\n<div id=\"footer\"><\/div><\/strong><\/pre>\n
\u5b9f\u306f\u3053\u306e\u4f8b\u3067\u306f\u3001<Portal> .. <\/Portal><\/code>\u306e\u5834\u6240\u306b\u306f\u4f55\u3082\u8868\u793a\u3055\u308c\u305a\u3001\u4e00\u756a\u4e0b\u306e<\/span><div id=\"footer\"> .. <\/div><\/code>\u306b<\/span>\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n
\u3064\u307e\u308a\u3001Vue<\/code>\u304c\u7ba1\u7406\u3059\u308b\u30a8\u30ea\u30a2\u5916\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u300c\u8ee2\u9001\u300d\u3067\u304d\u308b\u3068\u3044\u3046\u308f\u3051\u3067\u3059\u3002<\/strong><\/p>\n
\u3057\u304b\u3082\u3001\u305d\u306e\u8ee2\u9001\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u3082Vue<\/code>\u306e\u52d5\u304d\u3092\u52a0\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3001\u4f8b\u3048\u3070\u3001\u9589\u3058\u308b\u30dc\u30bf\u30f3\u3067\u8868\u793a\u3092\u6d88\u3059\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n
\u305d\u3057\u3066\u3001Portal<\/code>\u306e\u4f7f\u3044\u9053\u3068\u3057\u3066\u8003\u3048\u3089\u308c\u308b\u306e\u304c\u3001\u30e2\u30fc\u30c0\u30eb\u3084\u30a2\u30e9\u30fc\u30c8\u901a\u77e5\u3067\u3059\u3002<\/p>\n
\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u306e\u300cv-model\u300d\u304c\u8907\u6570\u5bfe\u5fdc\u306b\u306a\u3063\u305f<\/h1>\n
\u3053\u308c\u307e\u3067\u306f\u300cv-model<\/strong>\u300d\u306f\u3072\u3068\u3064\u306e\u5024\u3060\u3051\u3057\u304b\u30bb\u30c3\u30c8\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001\u6b21\u306e\u3088\u3046\u306b\u8907\u6570\u540c\u6642\u306b\u30bb\u30c3\u30c8\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/strong><\/p>\n
<UserForm\r\n    v-model:id=\"user.id\"<\/strong>\r\n    v-model:email=\"user.email\"<\/strong>\r\n    v-model:password=\"user.password\"<\/strong>><\/UserForm><\/pre>\n
\u306a\u304a\u3001v-model:<\/code>\u306b\u7d9a\u304f\u540d\u524d\u306f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306eprops<\/code>\u306b\u4e00\u81f4\u3057\u307e\u3059\u3002<\/p>\n
props: ['id', 'email', 'password']<\/strong><\/pre>\n
\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\uff11\u3064\u306e\u30bf\u30b0\u3067\u56f2\u307e\u306a\u304f\u3066\u3088\u304f\u306a\u3063\u305f<\/h1>\n
\u3053\u308c\u307e\u3067\u306eVue\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5236\u7d04\u306e\u3072\u3068\u3064\u306b\u300c\u5fc5\u305a\u7279\u5b9a\u306e\u30bf\u30b0\u3067\u56f2\u3093\u3067\uff11\u3064\u306e\u8981\u7d20\u3060\u3051\u306b\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044<\/strong>\u300d\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308a\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u306f\u6c17\u306b\u3057\u306a\u304f\u3066\u3088\u304f\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
<!-- \ud83d\udc47 Vue 3 \u3067\u306fOK -->\r\n<template>\r\n    <div>\uff11\u3064\u76ee<\/div><\/strong>\r\n    <div>\uff12\u3064\u76ee<\/div><\/strong>\r\n    <div>\uff13\u3064\u76ee<\/div><\/strong>\r\n<\/template><\/pre>\n
Composition API\u3067\u5927\u898f\u6a21\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u3064\u304f\u308a\u3084\u3059\u304f\u306a\u3063\u305f<\/h1>\n
Composition API<\/code>\u306f\u3001\u5927\u898f\u6a21\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u3064\u304f\u308b\u5834\u5408\u3084\u3001\u591a\u4eba\u6570\u3067\u306e\u958b\u767a\u306b\u5411\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u306a\u305c\u306a\u3089\u3001Composition API<\/code>\u306f\u30b3\u30fc\u30c9\u304c\u5927\u91cf\u306b\u3042\u3063\u3066\u3082\u7ba1\u7406\u3057\u3084\u3059\u3044\u304b\u3089\u3067\u3059\u3002<\/strong>\uff08\u9006\u306b\u8a00\u3046\u3068\u3001\u5c0f\u3055\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5834\u5408\u306f\u3042\u307e\u308a\u30e1\u30ea\u30c3\u30c8\u306f\u3042\u308a\u307e\u305b\u3093\uff09<\/p>\n
\u5b9f\u969b\u306e\u4f8b\u3092\u307f\u3066\u307f\u307e\u3057\u3087\u3046\u2757<\/p>\n
\u8aad\u307f\u8fbc\u307f\u6642\u306b\u30c7\u30fc\u30bf100\u4ef6\u3092\u53d6\u5f97\u3057\u3001\u305d\u306e\u4e2d\u304b\u30891\u30da\u30fc\u30b810\u4ef6\u305a\u3064\u8868\u793a\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3059\u3002<\/p>\n
\"\"<\/p>\n
<template>\r\n    <div v-for=\"p in filteredPosts\">\r\n        <div>\r\n            ID: {{ p.id }}\u3001\u30bf\u30a4\u30c8\u30eb: {{ p.title }}\r\n        <\/div>\r\n    <\/div>\r\n    <div>\r\n        <button type=\"button\" @click=\"prevPage\">\u524d\u3078<\/button>\r\n        {{ pagination.page }}\u30da\u30fc\u30b8\u76ee\r\n        <button type=\"button\" @click=\"nextPage\">\u6b21\u3078<\/button>\r\n    <\/div>\r\n<\/template>\r\n\r\n<script>\r\n\r\n    import { ref, reactive, computed, watch, onMounted } from 'vue'\r\n\r\n    export default {\r\n        setup() {\r\n\r\n            \/\/ data<\/strong>\r\n            const posts = ref([]);\r\n            const pagination = reactive({\r\n                page: 1,  \/\/ \u73fe\u5728\u306e\u30da\u30fc\u30b8\r\n                limit: 10 \/\/ 10\u4ef6\u305a\u3064\u8868\u793a\r\n            });\r\n\r\n            \/\/ methods<\/strong>\r\n            const prevPage = () => {\r\n\r\n                return pagination.page--;\r\n\r\n            };\r\n            const nextPage = () => {\r\n\r\n                return pagination.page++;\r\n\r\n            };\r\n            const getPosts = () => {\r\n\r\n                fetch('https:\/\/jsonplaceholder.typicode.com\/posts')\r\n                    .then(response => response.json())\r\n                    .then(data => {\r\n\r\n                        posts.value = data;\r\n\r\n                    });\r\n\r\n            };\r\n\r\n            \/\/ computed<\/strong>\r\n            const filteredPosts = computed(() => {\r\n\r\n                let filteredPosts = [];\r\n                const start = (pagination.page - 1) * pagination.limit;\r\n                const end = start + pagination.limit;\r\n\r\n                for(let i = start ; i < end ; i++) {\r\n\r\n                    if(posts.value[i] !== undefined) {\r\n\r\n                        filteredPosts.push(posts.value[i])\r\n\r\n                    }\r\n\r\n                }\r\n\r\n                return filteredPosts;\r\n\r\n            });\r\n\r\n            \/\/ watch<\/strong>\r\n            watch(posts, (value, oldValue) => {\r\n\r\n                console.log('posts\u304c\u5909\u66f4\u3055\u308c\u307e\u3057\u305f');\r\n\r\n            });\r\n\r\n            \/\/ mounted<\/strong>\r\n            onMounted(() => {\r\n\r\n                getPosts();\r\n\r\n            });\r\n\r\n            return {\r\n                posts,\r\n                pagination,\r\n                prevPage,\r\n                nextPage,\r\n                filteredPosts\r\n            }\r\n\r\n        }\r\n    }\r\n\r\n<\/script><\/pre>\n
\u3082\u3046\u304a\u6c17\u3065\u304d\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001Composition API<\/code>\u3068\u3044\u3063\u3066\u3082\u4ee5\u524d\u306e\u66f8\u304d\u65b9\u304c\u5909\u308f\u3063\u3066\u3044\u308b\u3060\u3051\u3067\u3001Vue 2<\/code>\u306b\u6163\u308c\u3066\u3044\u308c\u3070\u305d\u308c\u307b\u3069\u96e3\u3057\u3044\u5909\u66f4\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u3067\u306f\u3001\u30e1\u30ea\u30c3\u30c8\u306f\u4f55\u304b\u3068\u3044\u3046\u3068\u300c\u30b3\u30fc\u30c9\u306e\u5206\u5272\uff08\u5171\u901a\u5316\uff09\u300d\u304c\u3057\u3084\u3059\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/strong><\/p>\n
\u4f8b\u3048\u3070\u3001pagination<\/code>\u306f\u5225\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3082\u4f7f\u3046\u306a\u3089\u3001\u5916\u90e8\u5316\u3057\u3066\u304a\u3044\u305f\u65b9\u304c\u3044\u3044\u3067\u3059\u3088\u306d\u3002\u305d\u3093\u306a\u5834\u5408\u306f\u6b21\u306e\u3088\u3046\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
UserPosts.vue<\/code><\/strong><\/p>\n
import pagination from '.\/pagination'<\/strong><\/pre>\n
pagination.js<\/code><\/strong><\/p>\n
import { reactive } from 'vue'<\/strong>\r\n\r\nexport default reactive({<\/strong>\r\n    page: 1,  <\/strong>\/\/ \u73fe\u5728\u306e\u30da\u30fc\u30b8\r\n    limit: 10 <\/strong>\/\/ 10\u4ef6\u305a\u3064\u8868\u793a\r\n});<\/strong><\/pre>\n
\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u304a\u3051\u3070\u3001\u5225\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u4f7f\u3046\u5834\u5408\u306b\u3059\u3050\u547c\u3073\u51fa\u305b\u307e\u3059\u3057\u3001\u306a\u3093\u306a\u3089\u5225\u306e\u958b\u767a\u8005\u3082\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
ref\u306e\u4f7f\u3044\u65b9\u304c\u5909\u308f\u3063\u305f<\/h1>\n
\u524d\u9805\u76ee\u306e\u8a71\u306e\u7d30\u304b\u3044\u90e8\u5206\u306b\u306a\u308b\u306e\u3067\u3059\u304c\u3001Vue 2<\/code>\u306eref<\/code>\u306f\u500b\u4eba\u7684\u306b\u3088\u304f\u4f7f\u3046\u6a5f\u80fd\u3060\u3063\u305f\u306e\u3067\u8a73\u3057\u304f\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n
\u307e\u305a\u3001ref<\/code>\u3068\u306fVue<\/code>\u306e\u4e2d\u3067\u7279\u5b9a\u306e\u8981\u7d20\uff08<div><\/code>\u3068\u304b<input><\/code>\u3068\u304b\u3067\u3059\u306d\uff09\u3092\u7c21\u5358\u306b\u53d6\u5f97\u3067\u304d\u308b\u6a5f\u80fd\u3067\u3001\u4ee5\u524d\u306fthis.$refs['*****']<\/code>\u3068\u3044\u3046\u4f7f\u3044\u65b9\u3092\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n
\u305d\u3057\u3066\u3001Vue 3<\/code>\u304b\u3089\u306f\u3053\u306eref<\/code>\u3092\u4f7f\u3046\u306b\u306fsetup()<\/code>\u5185\u3067\u6307\u5b9a\u3092\u3059\u308b\u3088\u3046\u306b\u5909\u66f4\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
Vue.createApp({\r\n\r\n    \/\/ \u7701\u7565\r\n\r\n    setup() {\r\n\r\n        return {<\/strong>\r\n            emailInput: Vue.ref(null) \/\/ \ud83d\udc48 \u30ab\u30c3\u30b3\u306e\u4e2d\u8eab\u306f\u521d\u671f\u5024\u3067\u3059\u3002<\/strong>\r\n        };<\/strong>\r\n\r\n    }\r\n}).mount('#app');<\/pre>\n
\u203b\u3053\u3061\u3089\u306fcdn<\/code>\u3092\u4f7f\u3063\u305f\u5834\u5408\u3067\u3059\u3002<\/p>\n
\u305d\u3057\u3066\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u3057\u305f\u3044\u8981\u7d20\u306bref=\"*****\"<\/code>\u3092\u3064\u3051\u308c\u3070OK\u3067\u3059\u3002<\/p>\n
<input type=\"text\" ref=\"emailInput\"><\/strong><\/pre>\n
\u3053\u308c\u3067\u3001Vue<\/code>\u5185\u3067this.emailInput<\/code>\u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
this.emailInput.classList = 'test-class'; \/\/ <input> \u30bf\u30b0\u306eCSS\u30af\u30e9\u30b9\u540d\u3092\u5909\u66f4\u3057\u3066\u3044\u307e\u3059<\/strong><\/pre>\n
Suspense\u3067\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u6e96\u5099\u4e2d\u306f\u4ee3\u66ff\u8868\u793a\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f<\/h1>\n
Suspense<\/code>\u3092\u4f7f\u3046\u3068\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u6e96\u5099\u4e2d\u3001\u4ee3\u66ff\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8868\u793a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/strong><\/p>\n
\u5b9f\u969b\u306e\u4f7f\u3044\u65b9\u306f\u3053\u3061\u3089\u3067\u3059\u3002<\/p>\n
<Suspense>\r\n    <template #default<\/strong>>\r\n        <!-- \u3053\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u6e96\u5099\u3092\u5f85\u3064 -->\r\n        <UserPost><\/UserPost><\/strong>\r\n    <\/template>\r\n    <template #fallback<\/strong>>\r\n        \u23f3 \u8aad\u307f\u8fbc\u307f\u4e2d...\r\n    <\/template>\r\n<\/Suspense><\/pre>\n
\u3053\u306e\u4f8b\u3067\u306f\u3001UserPost<\/code>\u306e\u6e96\u5099\u304c\u3067\u304d\u3089\u305f\u3089\u81ea\u52d5\u7684\u306b\u8868\u793a\u304c\u5207\u308a\u66ff\u308f\u308a\u307e\u3059\u3002<\/strong><\/p>\n
\u3061\u306a\u307f\u306b\u3001#fallback<\/code>\u306e\u90e8\u5206\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u306f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306easync<\/code>\u304c\u89e3\u6c7a\u3055\u308c\u308b\u307e\u3067\u306e\u9593\u3067\u3001\u6b21\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n
UserPost.vue<\/code><\/strong><\/p>\n
<template>\r\n    {{ post }}\r\n<\/template>\r\n\r\n<script>\r\n\r\n    export default {\r\n        async<\/strong> setup () {\r\n\r\n            const promise = new Promise((resolve, reject) => {\r\n\r\n                setTimeout(() => {\r\n\r\n                    resolve({<\/strong>\r\n                        id: 1,<\/strong>\r\n                        title: 'Post\u30bf\u30a4\u30c8\u30eb'<\/strong>\r\n                    });<\/strong>\r\n\r\n                }, 3000); \/\/ 3\u79d2\u5f8c\u306b\u5b9f\u884c\r\n\r\n            });\r\n            const post = await promise;\r\n            return {\r\n                post\r\n            }\r\n\r\n        }\r\n    }\r\n<\/script><\/pre>\n
\u5b9f\u969b\u306b\u30d6\u30e9\u30a6\u30b6\u3067\u78ba\u8a8d\u3059\u308b\u3068\u3001\u307e\u305a\u6b21\u306e\u3088\u3046\u306a\u8868\u793a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\"\"<\/p>\n
\u305d\u3057\u3066\uff13\u79d2\u5f8c\u3001\u8868\u793a\u306f\u81ea\u52d5\u7684\u306b\u3053\u3046\u306a\u308a\u307e\u3059\u3002<\/p>\n
\"\"<\/p>\n
filter\u306f\u306a\u304f\u306a\u3063\u305f<\/h1>\n
\u6b21\u306e\u3088\u3046\u306afilter<\/code>\u6a5f\u80fd\u306f\u306a\u304f\u306a\u3063\u305f\u3088\u3046\u3067\u3059\u3002\uff08\u3061\u306a\u307f\u306b\u79c1\u306fcomputed<\/code>\u6d3e\u3067\u306a\u306e\u3067\u30ce\u30fc\u30c0\u30e1\u30fc\u30b8\u3067\u3057\u305f\ud83d\ude09\uff09<\/p>\n
{{ message | filterA | filterB }}<\/strong><\/pre>\n
TypeScript\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u305f<\/h1>\n
TypeScript<\/code>\u306f\u3001\u958b\u767a\u8005\u306e\u9593\u3067\u4eba\u6c17\u306e\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3067\u3059\u306e\u3067\u3001\u305d\u306e\u6d41\u308c\u3092\u53d7\u3051\u3066Vue<\/code>\u3067\u3082\u63a1\u7528\u3055\u308c\u305f\u3088\u3046\u3067\u3059\u3002<\/p>\n
\u304a\u307e\u3051\uff1a\u65b0\u3057\u3044Vue\u3092\u8a66\u3059\u65b9\u6cd5<\/h1>\n
2020.3.26\u73fe\u5728\u3001Vue 3<\/code>\u306f\u307e\u3060\u6b63\u5f0f\u306b\u30ea\u30ea\u30fc\u30b9\u3057\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u30a2\u30eb\u30d5\u30a1\u7248\u3092\u5148\u53d6\u308a\u3057\u3066\u8a66\u3057\u3066\u307f\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/strong><\/s><\/p>\n
\u3010\u8ffd\u8a18\uff1a2020.9.20\u3011<\/strong>Vue 3\u306f\u30012020\u5e74\uff19\u6708\uff11\uff18\u65e5\u306b\u6b63\u5f0f\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n
\u3084\u308a\u65b9\u306f\u3001\u307e\u305a\u9069\u5f53\u306a\u30d5\u30a9\u30eb\u30c0\u3067\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n
git clone https:\/\/github.com\/vuejs\/vue-next-webpack-preview.git\r\n<\/strong><\/pre>\n
\u305d\u3057\u3066\u3001\/vue-next-webpack-preview<\/code>\u30d5\u30a9\u30eb\u30c0\u306b\u79fb\u52d5\u3057\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n
npm install<\/strong><\/pre>\n
\u3053\u308c\u3067\u6e96\u5099\u306f\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n
\u5f8c\u306f\u3001\u540c\u3058\u5834\u6240\u3067\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308c\u3070\u30d6\u30e9\u30a6\u30b6\u3067\u300chttp:\/\/localhost:8080\/\u300d\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/strong><\/span><\/p>\n
npm run dev<\/strong><\/pre>\n
\u304a\u308f\u308a\u306b<\/h1>\n
\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u4eca\u56de\u306fVue<\/code>\u306e\u6b21\u671f\u30d0\u30fc\u30b8\u30e7\u30f3\uff13\u306e\u5909\u66f4\u70b9\u3092\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n
\u3061\u306a\u307f\u306b\u3001\u305f\u304f\u3055\u3093\u8ffd\u52a0\u6a5f\u80fd\u3084\u5909\u66f4\u70b9\u3092\u7d39\u4ecb\u3057\u305f\u306e\u3067Vue 2<\/code>\u304b\u3089\u76f8\u5f53\u5909\u308f\u3063\u3066\u3044\u308b\u3088\u3046\u306a\u611f\u3058\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9\u306e\u52d5\u753b\u3067\u3082\u8a00\u53ca\u3055\u308c\u3066\u3044\u308b\u3068\u304a\u308a\uff0813:49<\/code>\u3042\u305f\u308a\u3067\u3059\uff09Vue 3<\/code>\u306b\u306a\u3063\u3066\u3082\u305d\u308c\u307b\u3069\u66f8\u304d\u63db\u3048\u306f\u3057\u306a\u304f\u3066\u3082\u3088\u3055\u305d\u3046\u3067\u3059\u3002<\/strong><\/p>\n