[英]How to arrow toggle up and down? Vue
如何通過單擊更改向上和向下箭頭圖標? 我想點擊激活向上或向下類。
<div class="base-box base-box__accordion-sec" @click="arrowToggle()">
<i class="arrow down"> </i>
</div>
isToggled: false
arrowToggle(event) {
this.isToggled = !this.isToggled;
}
.down {
transform: rotate(45deg);
}
.up {
transform: rotate(-135deg);
}
<i v-bind:class="{ 'down': isToggled, 'up': !isToggled }" class="arrow"> </i>
<template>
<div>
<div v-for="item in items">
<div @click="item.isToggle = !item.isToggle>
<i :class="{ 'down': item.isToggled }" class="arrow"> </i>
</div>
</div>
</div>
</template>
<script>
export default {
data () {
return {
items: []
}
},
mounted () {
const itemsFromApi = [ ... ]
this.items = itemsFromApi.map(item => {
item.isToggle = false
return item
})
}
}
</script>
<style>
.arrow {
transform: rotate(-135deg);
}
.arrow.down {
transform: rotate(45deg);
}
</style>
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.