回答編集履歴
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別パターンのコードを追記
answer
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@@ -3,10 +3,189 @@
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[サンプルコード](https://codesandbox.io/s/vue-template-q512z?fontsize=14)
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一応2パターン載せておきます。①のほうがロジックはシンプルになりますが、管理する状態が増えます。
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②は管理する状態は減りますが、ロジックは若干複雑になります。
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今回の場合は①のほうが読みやすいかもしれません。
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①開閉状態を別の連想配列として管理するパターン
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```js
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<template>
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<div>
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<div
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v-for="skill in skills"
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class="accordion"
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v-bind:key="skill.id"
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v-bind:style="{ border: '8px' + ' ' + 'solid' + ' ' + skill.bgColor, backgroundColor: skill.bgColor }"
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>
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<div
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class="label"
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v-on:click="toggleAccordion(skill.id)"
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v-bind:style="{ backgroundColor: skill.bgColor }"
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>
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<h2>
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{{ skill.name }}
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<i
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class="fa fa-angle-down label-icon"
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v-bind:class="{ rotate : show[skill.id] }"
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></i>
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</h2>
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</div>
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<transition name="slide">
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<div class="box" v-show="show[skill.id]">
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<!-- <img v-bind:src="require(`../assets/images/${skill.name}.png`)"> -->
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<p>{{ skill.description }}</p>
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</div>
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</transition>
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</div>
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</div>
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</template>
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<script>
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export default {
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name: "HelloWorld",
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data() {
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return {
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skills: [
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{
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id: 1,
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name: "HTML・CSS",
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bgColor: "red",
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description: `
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text
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`
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},
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{
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id: 2,
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name: "JavaScript",
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bgColor: "gold",
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description: `
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text
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`
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},
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{
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id: 3,
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name: "Vue.js",
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bgColor: "forestgreen",
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description: `
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text
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`
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},
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{
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id: 4,
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name: "Sass",
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bgColor: "hotpink",
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description: `
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text
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`
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},
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{
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id: 5,
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name: "Firebase",
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bgColor: "orange",
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description: `
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text
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`
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},
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{
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id: 6,
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name: "Git・Github",
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bgColor: "black",
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description: `
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text
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`
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},
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{
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id: 7,
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name: "webpack",
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bgColor: "skyblue",
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description: `
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text
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`
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}
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],
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show: {
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1: false,
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2: false,
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3: false,
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4: false,
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5: false,
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6: false,
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7: false
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}
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};
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},
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methods: {
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toggleAccordion(skillId) {
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this.show[skillId] = !this.show[skillId];
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}
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}
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};
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</script>
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<!-- Add "scoped" attribute to limit CSS to this component only -->
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<style lang="scss" scoped>
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.accordion {
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width: 400px;
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.label {
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height: 30px;
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margin-bottom: 10px;
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text-align: center;
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color: white;
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cursor: pointer;
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h2 {
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font-weight: bold;
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line-height: 30px;
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}
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.label-icon {
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margin-left: 10px;
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}
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}
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.box {
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overflow: hidden;
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background-color: white;
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width: 100%;
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display: flex;
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img {
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display: block;
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width: 100px;
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height: 100px;
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}
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}
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}
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.rotate {
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transform: rotate(180deg);
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transition: 0.3s;
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}
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.slide-enter-active {
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transition-duration: 0.3s;
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transition-timing-function: ease-in;
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}
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.slide-leave-active {
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transition-duration: 0.3s;
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transition-timing-function: cubic-bezier(0, 1, 0.5, 1);
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}
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.slide-enter-to,
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.slide-leave {
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max-height: 100px;
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overflow: hidden;
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}
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.slide-enter,
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.slide-leave-to {
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max-height: 0;
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overflow: hidden;
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}
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</style>
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```
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②開閉状態を既存のskills配列の中で管理するパターン
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184
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+
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185
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```js
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186
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<template>
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187
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<div>
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<div
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10
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v-for="skill in skills"
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class="accordion"
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v-bind:key="skill.id"
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