前言:
今天姐妹们对“数组递归添加上一级的name属性”都比较重视,你们都想要知道一些“数组递归添加上一级的name属性”的相关知识。那么小编在网上搜集了一些有关“数组递归添加上一级的name属性””的相关内容,希望朋友们能喜欢,姐妹们快快来了解一下吧!完整代码,忽略样式:
<!DOCTYPE html><html><head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title></title> <script src=""></script></head><body> <div id="app"> <free-tree @select="onselect" :alldata="mydata" class="trees"></free-tree> </div> <script> var freeTreeList = { template: ` <li> <span @click="toggle(model.id)"> <i v-if="isFolder" class="icon" :class="[open ? 'folder-open': 'folder']"></i> <i v-if="!isFolder" class="icon file-text"></i> {{ model.menuName }} </span> <ul style="padding-left: 16px" :class="{slideDown:!open,slideUp:open}" v-show="open" v-if="isFolder"> <free-tree-list @select="onselect" v-for="item in model.children" :model="item" :key="item.id"></free-tree-list> </ul> </li>`, name: 'free-tree-list', // 递归组件,name属性不能少 props: ['model'], data() { return { open: false } }, computed: { isFolder: function() { return this.model.children && this.model.children.length } }, methods: { toggle: function(id) { this.$emit('select', id) if (this.isFolder) { this.open = !this.open } }, onselect(id) { this.$emit('select', id); } } }; var freeTree = { props: { alldata: { type: Array, // default: [] } }, data() { return { } }, template: ` <div class="tree-menu"> <ul v-for="menuItem in alldata" :key="menuItem.id"> <free-tree-list @select="onselect" :model="menuItem"></free-tree-list> </ul> </div>`, components: { freeTreeList }, methods: { onselect(id) { this.$emit('select', id); } } }; var mydata = [{ 'id': '1', 'menuName': '一级-01', 'menuCode': '10', 'children': [{ 'menuName': '二级-01', 'menuCode': '11', 'id': '11' }, { 'menuName': '二级-02', 'menuCode': '12', 'id': '12', 'children': [{ 'menuName': '三级-02', 'menuCode': '121', 'id': '121' }, { 'menuName': '三级-03', 'menuCode': '122', 'id': '122' } ] }, { 'menuName': '二级-03', 'menuCode': '13', 'id': '13' } ] }, { 'id': '2', 'menuName': '一级-02', 'menuCode': '' }, { 'id': '3', 'menuName': '一级-03', 'menuCode': '30', 'children': [{ 'menuName': '二级-01', 'menuCode': '31', 'id': '31' }, { 'menuName': '二级-02', 'menuCode': '32', 'id': '32', 'children': [] } ] }, { 'id': '4', 'menuName': '一级-04', 'menuCode': '', 'children': [] } ]; new Vue({ el: '#app', data: { mydata: mydata }, methods: { onselect(id) { console.log(id); } }, components: { freeTree } }) </script></body></html>
点击每一项,如果有数据的,则展开。
一级树:
二级树:
三级树:
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