2020
10-07
10-07
Vue实现点击箭头上下移动效果
<body><divid="app"><ul><liv-for="(item,i)inlist">{{item.name}}//i<list.length-1需要的是0,1,2,3需要四个向上的箭头长度为5减1之后长度为4小于4就是0,1,2,3<buttonv-show="i<list.length-1"@click="down(i)">↓</button><buttonv-show="i>0"@click="up(i)">↑</button></li></ul></div><scriptsrc="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script><script>Vue.config.p...
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