{"id":7164,"date":"2019-04-14T02:14:23","date_gmt":"2019-04-13T17:14:23","guid":{"rendered":"https:\/\/tetraup.com\/news_topics\/archives\/7164"},"modified":"2024-09-05T15:25:29","modified_gmt":"2024-09-05T06:25:29","slug":"vue-cli-javascript-beginner","status":"publish","type":"post","link":"https:\/\/tetraup.com\/news_topics\/column\/vue-cli-javascript-beginner\/","title":{"rendered":"\u3010\u8d85\u5165\u9580\u3011vue-cli\u3067JavaScript\u30c7\u30d3\u30e5\u30fc\uff01"},"content":{"rendered":"\n
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\u3067\u306f\u307e\u305a<script><\/script>\u306e\u4e2d\u8eab\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u7de8\u96c6\u3057\u3066\u3044\u304d\u307e\u3059\u3002 <\/p>\n\n\n\n
<\/circle><\/circle><\/circle><\/g><\/svg><\/span><\/path><\/path><\/svg><\/span>
<<\/span>script<\/span>><\/span><\/span>\nexport default <\/span>{<\/span><\/span>\n  <\/span>name<\/span>: <\/span>'HelloWorld'<\/span>,<\/span><\/span>\n  <\/span>data<\/span> () {<\/span><\/span>\n    return {<\/span><\/span>\n      <\/span>hide_answer<\/span>: <\/span>true<\/span>,<\/span><\/span>\n      <\/span>true_or_false<\/span>: <\/span>null<\/span>,<\/span><\/span>\n      <\/span>your_answer<\/span>: <\/span>null<\/span>,<\/span><\/span>\n      <\/span>selected_question<\/span>: <\/span>null<\/span>,<\/span><\/span>\n      <\/span>questions<\/span>: [<\/span><\/span>\n        {<\/span><\/span>\n          <\/span>question:<\/span>"\u30ea\u30f3\u30b4\u3068\u307f\u304b\u3093\u3068\u6843\u3092\u30c8\u30e9\u30c3\u30af\u306e\u8377\u53f0\u306b\u7a4d\u3093\u3067\u8d70\u3063\u3066\u3044\u308b\u3002 \u3053\u306e\u30c8\u30e9\u30c3\u30af\u304c\u6025\u30ab\u30fc\u30d6\u3067\u843d\u3068\u3057\u305f\u3082\u306e\u306f?"<\/span>,<\/span><\/span>\n          <\/span>correct_answer:<\/span>"\u30b9\u30d4\u30fc\u30c9"<\/span>,<\/span><\/span>\n          <\/span>explain:<\/span>"\u30ab\u30fc\u30d6\u306f\u30b9\u30d4\u30fc\u30c9\u3092\u843d\u3068\u3055\u306a\u3044\u3068\u5371\u306a\u3044\u304b\u3089"<\/span><\/span>\n        },<\/span><\/span>\n        {<\/span><\/span>\n          <\/span>question:<\/span>"\u5e7c\u7a1a\u5712\u3001\u5c0f\u5b66\u751f\u3001\u4e2d\u5b66\u751f\u3001\u9ad8\u6821\u751f\u3001\u5927\u5b66\u751f\u3001\u5c02\u9580\u5b66\u751f\u3001\u5927\u5b66\u9662\u751f\u3002 \u4e00\u756a\u5927\u304d\u3044\u306e\u306f?"<\/span>,<\/span><\/span>\n          <\/span>correct_answer:<\/span>"\u5e7c\u7a1a\u5712"<\/span>,<\/span><\/span>\n          <\/span>explain:<\/span>"\u5e7c\u7a1a\u5712\u4ee5\u5916\u306e\u9078\u629e\u80a2\u306f\u4eba\u9593"<\/span><\/span>\n        },<\/span><\/span>\n        {<\/span><\/span>\n          <\/span>question:<\/span>"\u767b\u5c71\u3057\u305f\u4eba\u304c\u5fc5\u305a\u3059\u308b\u3053\u3068\u306f\uff1f"<\/span>,<\/span><\/span>\n          <\/span>correct_answer:<\/span>"\u4e0b\u5c71"<\/span>,<\/span><\/span>\n          <\/span>explain:<\/span>"\u5c71\u3092\u767b\u3063\u305f\u3089\u5c71\u3092\u4e0b\u308b\u304b\u3089"<\/span><\/span>\n        }<\/span><\/span>\n      ]<\/span><\/span>\n    }<\/span><\/span>\n  },<\/span><\/span>\n  <\/span>methods<\/span>:{<\/span><\/span>\n    <\/span>trueOrFalse<\/span>:<\/span> <\/span>function<\/span>(){<\/span><\/span>\n      <\/span>if<\/span>(<\/span>this<\/span>.<\/span>selected_question<\/span>.<\/span>correct_answer<\/span> == <\/span>this<\/span>.<\/span>your_answer<\/span>){<\/span><\/span>\n        <\/span>this<\/span>.<\/span>true_or_false<\/span> = <\/span>"\u305b\u3044\u304b\u3044\uff01\uff01\uff01"<\/span><\/span>\n      }<\/span>else<\/span>{<\/span><\/span>\n        <\/span>this<\/span>.<\/span>true_or_false<\/span> = <\/span>"\u306f\u305a\u308c"<\/span><\/span>\n      }<\/span><\/span>\n      <\/span>this<\/span>.<\/span>hide_answer<\/span> = <\/span>false<\/span><\/span>\n    }<\/span><\/span>\n<\/span>\n  },<\/span><\/span>\n  <\/span>mounted<\/span>: <\/span>function<\/span>(){<\/span><\/span>\n    <\/span>var<\/span> <\/span>random<\/span> = <\/span>Math<\/span>.<\/span>floor<\/span>( <\/span>Math<\/span>.<\/span>random<\/span>() * <\/span>this<\/span>.<\/span>questions<\/span>.<\/span>length<\/span> );<\/span><\/span>\n    <\/span>this<\/span>.<\/span>selected_question<\/span> = <\/span>this<\/span>.<\/span>questions<\/span>[<\/span>random<\/span>]<\/span><\/span>\n  }<\/span><\/span>\n}<\/span><\/span>\n<\/<\/span>script<\/span>><\/span><\/span>\n<\/span><\/code><\/pre><\/div>\n\n\n\n
date\u306e\u4e2d\u3067\u306f\u5909\u6570\u3092\u5b9a\u7fa9\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
hide_answer: true \u2192true\u306e\u6642\u306b\u89e3\u7b54\u3092\u8868\u793a\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
true_or_false: null \u2192\u89e3\u7b54\u304c\u6b63\u89e3\u304b\u306f\u305a\u308c\u304b\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
your_answer: null  \u2192\u5165\u529b\u3055\u308c\u305f\u56de\u7b54\u304c\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
selected_question: null \u2192questions\u304b\u3089\u30e9\u30f3\u30c0\u30e0\u306b\u9078\u629e\u3055\u308c\u305f\u554f\u984c\u304c\u4ee3\u5165\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
questions\u306b\u306f\u306a\u305e\u306a\u306e\u554f\u984c\u6587\u3001\u7b54\u3048\u3001\u89e3\u8aac\u3092\u5165\u308c\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
trueOrFalse\u30e1\u30bd\u30c3\u30c8\u306f\u300c\u7b54\u3048\u308b\u300d\u30dc\u30bf\u30f3\u304c\u5165\u529b\u3055\u308c\u305f\u6642\u306b\u767a\u706b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
data\u306e\u4e2d\u306e\u5024\u3092\u53c2\u7167\u3059\u308b\u3068\u304d\u306fthis\u3092\u3064\u3051\u307e\u3059\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c8\u3067\u306f\u3001\u5165\u529b\u3055\u308c\u305f\u56de\u7b54\u3068\u554f\u984c\u306e\u7b54\u3048\u304c\u4e00\u81f4\u3057\u3066\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3001\u4e00\u81f4\u3057\u3066\u3044\u308c\u3070\u300c\u305b\u3044\u304b\u3044\uff01\uff01\uff01\u300d\u3092\u8868\u793a\u3057\u3001\u6b63\u3057\u3044\u89e3\u7b54\u3068\u89e3\u8aac\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u4e00\u81f4\u3057\u3066\u3044\u306a\u3044\u3068\u304d\u306f\u300c\u306f\u305a\u308c\u300d\u3092\u8868\u793a\u3057\u3001\u540c\u3058\u304f\u6b63\u3057\u3044\u89e3\u7b54\u3068\u89e3\u8aac\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
mounted\u306e\u4e2d\u306b\u66f8\u304b\u308c\u305f\u51e6\u7406\u306f\u30da\u30fc\u30b8\u304c\u8aad\u307f\u8fbc\u307e\u308c\u308b\u305f\u3073\u306b\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
mounted\u306e\u4e2d\u3067\u306fquestions\u304b\u3089\u30e9\u30f3\u30c0\u30e0\u306b\u554f\u984c\u3092\u9078\u3093\u3067\u3001selected_question\u306b\u4ee3\u5165\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
<\/p>\n\n\n\n
<style><\/style>\u306e\u4e2d\u8eab\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u7de8\u96c6\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
<\/circle><\/circle><\/circle><\/g><\/svg><\/span><\/path><\/path><\/svg><\/span>
<<\/span>style<\/span> scoped><\/span><\/span>\ninput<\/span>{<\/span><\/span>\n  <\/span>border<\/span>: <\/span>solid<\/span> <\/span>1px<\/span> <\/span>black<\/span>;<\/span><\/span>\n}<\/span><\/span>\n.hide<\/span>{<\/span><\/span>\n  <\/span>display<\/span>: <\/span>none<\/span>;<\/span><\/span>\n}<\/span><\/span>\n<\/<\/span>style<\/span>><\/span><\/span>\n<\/span><\/code><\/pre><\/div>\n\n\n\n
\u30c7\u30d5\u30a9\u30eb\u30c8\u306ecss\u3068\u307b\u307c\u5909\u308f\u308a\u306a\u3044\u3067\u3059\u304c\u3001<\/p>\n\n\n\n
<\/circle><\/circle><\/circle><\/g><\/svg><\/span><\/path><\/path><\/svg><\/span>
.hide<\/span>{<\/span><\/span>\n  <\/span>display<\/span>: <\/span>none<\/span>;<\/span><\/span>\n}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u3067\u6b63\u8aa4\u3068\u6b63\u3057\u3044\u89e3\u7b54\u30fb\u89e3\u8aac\u3092\u96a0\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u304c\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n
<\/p>\n\n\n\n
\u6700\u5f8c\u306b<template><\/template>\u306e\u4e2d\u8eab\u3067\u3059\u3002<\/p>\n\n\n\n
<\/circle><\/circle><\/circle><\/g><\/svg><\/span><\/path><\/path><\/svg><\/span>
<<\/span>template<\/span>><\/span><\/span>\n  <\/span><<\/span>div<\/span>><\/span><\/span>\n    <\/span><<\/span>p<\/span>><\/span>\u554f\u984c<\/span><\/<\/span>p<\/span>><\/span><\/span>\n    <\/span><<\/span>p<\/span>><\/span>{{selected_question.question}}<\/span><\/<\/span>p<\/span>><\/span><\/span>\n    <\/span><<\/span>p<\/span>><\/span>\u56de\u7b54<\/span><\/<\/span>p<\/span>><\/span><\/span>\n    <\/span><<\/span>input<\/span> <\/span>type<\/span> = <\/span>"text"<\/span> <\/span>v-model<\/span> = <\/span>"your_answer"<\/span>><<\/span>br<\/span>><\/span><\/span>\n    <\/span><<\/span>input<\/span> <\/span>type<\/span>=<\/span>"button"<\/span> <\/span>value<\/span>=<\/span>"\u7b54\u3048\u308b"<\/span> <\/span>@click<\/span>=<\/span>"trueOrFalse()"<\/span>><\/span><\/span>\n    <\/span><<\/span>div<\/span> <\/span>:class<\/span> = <\/span>"{hide:hide_answer}"<\/span>><\/span><\/span>\n      <\/span><<\/span>p<\/span>><\/span>{{ true_or_false }}<\/span><\/<\/span>p<\/span>><\/span><\/span>\n      <\/span><<\/span>p<\/span>><\/span>\u7b54\u3048\uff1a{{ selected_question.correct_answer }}<\/span><\/<\/span>p<\/span>><\/span><\/span>\n      <\/span><<\/span>p<\/span>><\/span>\u89e3\u8aac\uff1a{{ selected_question.explain }}<\/span><\/<\/span>p<\/span>><\/span><\/span>\n    <\/span><\/<\/span>div<\/span>><\/span><\/span>\n  <\/span><\/<\/span>div<\/span>><\/span><\/span>\n<\/<\/span>template<\/span>><\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
template\u3067\u306f\u307e\u3059\u3001\u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u306b\u5165\u529b\u3055\u308c\u305f\u5024\u3067\u300cv-model\u300d\u3067data\u306e\u4e2d\u306b\u3042\u308byour_answer\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u66f8\u304d\u63db\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u3053\u308c\u306fVue.js\u3067\u5927\u6d3b\u8e8d\u3059\u308b\u300c\u53cc\u65b9\u5411\u30c7\u30fc\u30bf\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u300d<\/strong>\u3068\u3044\u3046\u6a5f\u80fd\u3067\u3059\u3002\u30c7\u30fc\u30bf\u306e\u5909\u66f4\u3092UI\u306b\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u53cd\u6620\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u52d5\u7684\u306aWeb\u30da\u30fc\u30b8\u3092\u4f5c\u308b\u969b\u306b\u975e\u5e38\u306b\u4fbf\u5229\u3067\u3059\u3002<\/span><\/p>\n\n\n\n
@click\u3067\u306f\u30dc\u30bf\u30f3\u304c\u30af\u30ea\u30c3\u30af\u3055\u308c\u305f\u6642\u306btrueOrFalse\u30e1\u30bd\u30c3\u30c8\u304c\u547c\u3073\u51fa\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u305d\u306e\u4e0b\u306b\u3042\u308b\u300c:class = “{hide:hide_answer}\u201d\u300d\u306f\u5c11\u3057\u898b\u6163\u308c\u306a\u3044\u66f8\u304d\u65b9\u3067\u3059\u304c\u3001\u3053\u308c\u3082Vue.js\u306e\u4fbf\u5229\u306a\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n
\u3053\u308c\u306f\u300cdata\u306b\u3042\u308bhide_answer\u304ctrue\u306e\u6642\u3001hide\u30af\u30e9\u30b9\u304c\u4ed8\u4e0e\u3055\u308c\u308b\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u3002<\/p>\n\n\n\n
hide_answer\u306e\u521d\u671f\u5024\u306ftrue\u306b\u306a\u3063\u3066\u304a\u308a\u3001hide\u30af\u30e9\u30b9\u304c\u4ed8\u4e0e\u3055\u308c\u305f\u72b6\u614b\u306e\u305f\u3081\u3001\u30da\u30fc\u30b8\u304c\u8aad\u307f\u8fbc\u307e\u308c\u305f\u6642\u70b9\u3067\u306f\u6b63\u8aa4\u3084\u89e3\u7b54\u30fb\u89e3\u8aac\u306f\u96a0\u308c\u3066\u3044\u308b\u72b6\u614b\u3067\u3059\u3002<\/p>\n\n\n\n
\u300c\u7b54\u3048\u308b\u300d\u30dc\u30bf\u30f3\u304c\u62bc\u3055\u308c\u305f\u6642\u306btrueOrFalse\u30e1\u30bd\u30c3\u30c8\u306b\u3088\u3063\u3066hide_answer\u304cfalse\u306b\u306a\u308b\u3068hide\u30af\u30e9\u30b9\u304c\u5916\u308c\u308b\u305f\u3081\u3001\u6b63\u8aa4\u3068\u89e3\u7b54\u30fb\u89e3\u8aac\u304c\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308b\u3068\u3044\u3046\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n\n\n\n
Javascript\u3067\u306f\u3000{{}} \u306e\u4e2d\u8eab\u306b\u5909\u6570\u3092\u5165\u308c\u308b\u3053\u3068\u3067html\u306b\u57cb\u3081\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
<\/p>\n\n\n\n
<script><\/script>\u306b\u66f8\u3044\u305fmounted\u5185\u306e\u51e6\u7406\u306e\u304a\u304b\u3052\u3067\u30da\u30fc\u30b8\u3092\u8aad\u307f\u8fbc\u3080\u305f\u3073\u306b\u30e9\u30f3\u30c0\u30e0\u3067\u554f\u984c\u304c\u9078\u629e\u3055\u308c\u308b\u306e\u3067\u4f55\u5ea6\u304b\u30ea\u30ed\u30fc\u30c9\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n
\u3053\u308c\u3067\u306a\u305e\u306a\u305e\u30a2\u30d7\u30ea\u306e\u5b8c\u6210\u3067\u3059\uff01<\/p>\n\n\n\n
\u6700\u5f8c\u306b<\/h2>\n\n\n\n
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