组件—级联选择器

基础用法

<div class="block"> <span class="demonstration">默认 click 触发子菜单</span> <el-cascader v-model="value" :options="options" @change="handleChange"></el-cascader></div><div class="block"> <span class="demonstration">hover 触发子菜单</span> <el-cascader v-model="value" :options="options" :props="{ expandTrigger: 'hover' }" @change="handleChange"></el-cascader></div><script> export default { data() { return { value: [], options: [{ value: 'zhinan', label: '指南', children: [{ value: 'shejiyuanze', label: '设计原则', children: [{ value: 'yizhi', label: '一致' }, { value: 'fankui', label: '反馈' }, { value: 'xiaolv', label: '效率' }, { value: 'kekong', label: '可控' }] }, { value: 'daohang', label: '导航', children: [{ value: 'cexiangdaohang', label: '侧向导航' }, { value: 'dingbudaohang', label: '顶部导航' }] }] }, { value: 'zujian', label: '组件', children: [{ value: 'basic', label: 'Basic', children: [{ value: 'layout', label: 'Layout 布局' }, { value: 'color', label: 'Color 色彩' }, { value: 'typography', label: 'Typography 字体' }, { value: 'icon', label: 'Icon 图标' }, { value: 'button', label: 'Button 按钮' }] }, { value: 'form', label: 'Form', children: [{ value: 'radio', label: 'Radio 单选框' }, { value: 'checkbox', label: 'Checkbox 多选框' }, { value: 'input', label: 'Input 输入框' }, { value: 'input-number', label: 'InputNumber 计数器' }, { value: 'select', label: 'Select 选择器' }, { value: 'cascader', label: 'Cascader 级联选择器' }, { value: 'switch', label: 'Switch 开关' }, { value: 'slider', label: 'Slider 滑块' }, { value: 'time-picker', label: 'TimePicker 时间选择器' }, { value: 'date-picker', label: 'DatePicker 日期选择器' }, { value: 'datetime-picker', label: 'DateTimePicker 日期时间选择器' }, { value: 'upload', label: 'Upload 上传' }, { value: 'rate', label: 'Rate 评分' }, { value: 'form', label: 'Form 表单' }] }, { value: 'data', label: 'Data', children: [{ value: 'table', label: 'Table 表格' }, { value: 'tag', label: 'Tag 标签' }, { value: 'progress', label: 'Progress 进度条' }, { value: 'tree', label: 'Tree 树形控件' }, { value: 'pagination', label: 'Pagination 分页' }, { value: 'badge', label: 'Badge 标记' }] }, { value: 'notice', label: 'Notice', children: [{ value: 'alert', label: 'Alert 警告' }, { value: 'loading', label: 'Loading 加载' }, { value: 'message', label: 'Message 消息提示' }, { value: 'message-box', label: 'MessageBox 弹框' }, { value: 'notification', label: 'Notification 通知' }] }, { value: 'navigation', label: 'Navigation', children: [{ value: 'menu', label: 'NavMenu 导航菜单' }, { value: 'tabs', label: 'Tabs 标签页' }, { value: 'breadcrumb', label: 'Breadcrumb 面包屑' }, { value: 'dropdown', label: 'Dropdown 下拉菜单' }, { value: 'steps', label: 'Steps 步骤条' }] }, { value: 'others', label: 'Others', children: [{ value: 'dialog', label: 'Dialog 对话框' }, { value: 'tooltip', label: 'Tooltip 文字提示' }, { value: 'popover', label: 'Popover 弹出框' }, { value: 'card', label: 'Card 卡片' }, { value: 'carousel', label: 'Carousel 走马灯' }, { value: 'collapse', label: 'Collapse 折叠面板' }] }] }, { value: 'ziyuan', label: '资源', children: [{ value: 'axure', label: 'Axure Components' }, { value: 'sketch', label: 'Sketch Templates' }, { value: 'jiaohu', label: '组件交互文档' }] }] }; }, methods: { handleChange(value) { console.log(value); } } };</script>

禁用选项

<el-cascader :options="options"></el-cascader><script> export default { data() { return { options: [{ value: 'zhinan', label: '指南', disabled: true, children: [{ value: 'shejiyuanze', label: '设计原则', children: [{ value: 'yizhi', label: '一致' }, { value: 'fankui', label: '反馈' }, { value: 'xiaolv', label: '效率' }, { value: 'kekong', label: '可控' }] }, { value: 'daohang', label: '导航', children: [{ value: 'cexiangdaohang', label: '侧向导航' }, { value: 'dingbudaohang', label: '顶部导航' }] }] }, { value: 'zujian', label: '组件', children: [{ value: 'basic', label: 'Basic', children: [{ value: 'layout', label: 'Layout 布局' }, { value: 'color', label: 'Color 色彩' }, { value: 'typography', label: 'Typography 字体' }, { value: 'icon', label: 'Icon 图标' }, { value: 'button', label: 'Button 按钮' }] }, { value: 'form', label: 'Form', children: [{ value: 'radio', label: 'Radio 单选框' }, { value: 'checkbox', label: 'Checkbox 多选框' }, { value: 'input', label: 'Input 输入框' }, { value: 'input-number', label: 'InputNumber 计数器' }, { value: 'select', label: 'Select 选择器' }, { value: 'cascader', label: 'Cascader 级联选择器' }, { value: 'switch', label: 'Switch 开关' }, { value: 'slider', label: 'Slider 滑块' }, { value: 'time-picker', label: 'TimePicker 时间选择器' }, { value: 'date-picker', label: 'DatePicker 日期选择器' }, { value: 'datetime-picker', label: 'DateTimePicker 日期时间选择器' }, { value: 'upload', label: 'Upload 上传' }, { value: 'rate', label: 'Rate 评分' }, { value: 'form', label: 'Form 表单' }] }, { value: 'data', label: 'Data', children: [{ value: 'table', label: 'Table 表格' }, { value: 'tag', label: 'Tag 标签' }, { value: 'progress', label: 'Progress 进度条' }, { value: 'tree', label: 'Tree 树形控件' }, { value: 'pagination', label: 'Pagination 分页' }, { value: 'badge', label: 'Badge 标记' }] }, { value: 'notice', label: 'Notice', children: [{ value: 'alert', label: 'Alert 警告' }, { value: 'loading', label: 'Loading 加载' }, { value: 'message', label: 'Message 消息提示' }, { value: 'message-box', label: 'MessageBox 弹框' }, { value: 'notification', label: 'Notification 通知' }] }, { value: 'navigation', label: 'Navigation', children: [{ value: 'menu', label: 'NavMenu 导航菜单' }, { value: 'tabs', label: 'Tabs 标签页' }, { value: 'breadcrumb', label: 'Breadcrumb 面包屑' }, { value: 'dropdown', label: 'Dropdown 下拉菜单' }, { value: 'steps', label: 'Steps 步骤条' }] }, { value: 'others', label: 'Others', children: [{ value: 'dialog', label: 'Dialog 对话框' }, { value: 'tooltip', label: 'Tooltip 文字提示' }, { value: 'popover', label: 'Popover 弹出框' }, { value: 'card', label: 'Card 卡片' }, { value: 'carousel', label: 'Carousel 走马灯' }, { value: 'collapse', label: 'Collapse 折叠面板' }] }] }, { value: 'ziyuan', label: '资源', children: [{ value: 'axure', label: 'Axure Components' }, { value: 'sketch', label: 'Sketch Templates' }, { value: 'jiaohu', label: '组件交互文档' }] }] }; } };</script>

可清空

<el-cascader :options="options" clearable></el-cascader><script> export default { data() { return { options: [{ value: 'zhinan', label: '指南', children: [{ value: 'shejiyuanze', label: '设计原则', children: [{ value: 'yizhi', label: '一致' }, { value: 'fankui', label: '反馈' }, { value: 'xiaolv', label: '效率' }, { value: 'kekong', label: '可控' }] }, { value: 'daohang', label: '导航', children: [{ value: 'cexiangdaohang', label: '侧向导航' }, { value: 'dingbudaohang', label: '顶部导航' }] }] }, { value: 'zujian', label: '组件', children: [{ value: 'basic', label: 'Basic', children: [{ value: 'layout', label: 'Layout 布局' }, { value: 'color', label: 'Color 色彩' }, { value: 'typography', label: 'Typography 字体' }, { value: 'icon', label: 'Icon 图标' }, { value: 'button', label: 'Button 按钮' }] }, { value: 'form', label: 'Form', children: [{ value: 'radio', label: 'Radio 单选框' }, { value: 'checkbox', label: 'Checkbox 多选框' }, { value: 'input', label: 'Input 输入框' }, { value: 'input-number', label: 'InputNumber 计数器' }, { value: 'select', label: 'Select 选择器' }, { value: 'cascader', label: 'Cascader 级联选择器' }, { value: 'switch', label: 'Switch 开关' }, { value: 'slider', label: 'Slider 滑块' }, { value: 'time-picker', label: 'TimePicker 时间选择器' }, { value: 'date-picker', label: 'DatePicker 日期选择器' }, { value: 'datetime-picker', label: 'DateTimePicker 日期时间选择器' }, { value: 'upload', label: 'Upload 上传' }, { value: 'rate', label: 'Rate 评分' }, { value: 'form', label: 'Form 表单' }] }, { value: 'data', label: 'Data', children: [{ value: 'table', label: 'Table 表格' }, { value: 'tag', label: 'Tag 标签' }, { value: 'progress', label: 'Progress 进度条' }, { value: 'tree', label: 'Tree 树形控件' }, { value: 'pagination', label: 'Pagination 分页' }, { value: 'badge', label: 'Badge 标记' }] }, { value: 'notice', label: 'Notice', children: [{ value: 'alert', label: 'Alert 警告' }, { value: 'loading', label: 'Loading 加载' }, { value: 'message', label: 'Message 消息提示' }, { value: 'message-box', label: 'MessageBox 弹框' }, { value: 'notification', label: 'Notification 通知' }] }, { value: 'navigation', label: 'Navigation', children: [{ value: 'menu', label: 'NavMenu 导航菜单' }, { value: 'tabs', label: 'Tabs 标签页' }, { value: 'breadcrumb', label: 'Breadcrumb 面包屑' }, { value: 'dropdown', label: 'Dropdown 下拉菜单' }, { value: 'steps', label: 'Steps 步骤条' }] }, { value: 'others', label: 'Others', children: [{ value: 'dialog', label: 'Dialog 对话框' }, { value: 'tooltip', label: 'Tooltip 文字提示' }, { value: 'popover', label: 'Popover 弹出框' }, { value: 'card', label: 'Card 卡片' }, { value: 'carousel', label: 'Carousel 走马灯' }, { value: 'collapse', label: 'Collapse 折叠面板' }] }] }, { value: 'ziyuan', label: '资源', children: [{ value: 'axure', label: 'Axure Components' }, { value: 'sketch', label: 'Sketch Templates' }, { value: 'jiaohu', label: '组件交互文档' }] }] } } }</script>

仅显示最后一级

<el-cascader :options="options" :show-all-levels="false"></el-cascader><script> export default { data() { return { options: [{ value: 'zhinan', label: '指南', children: [{ value: 'shejiyuanze', label: '设计原则', children: [{ value: 'yizhi', label: '一致' }, { value: 'fankui', label: '反馈' }, { value: 'xiaolv', label: '效率' }, { value: 'kekong', label: '可控' }] }, { value: 'daohang', label: '导航', children: [{ value: 'cexiangdaohang', label: '侧向导航' }, { value: 'dingbudaohang', label: '顶部导航' }] }] }, { value: 'zujian', label: '组件', children: [{ value: 'basic', label: 'Basic', children: [{ value: 'layout', label: 'Layout 布局' }, { value: 'color', label: 'Color 色彩' }, { value: 'typography', label: 'Typography 字体' }, { value: 'icon', label: 'Icon 图标' }, { value: 'button', label: 'Button 按钮' }] }, { value: 'form', label: 'Form', children: [{ value: 'radio', label: 'Radio 单选框' }, { value: 'checkbox', label: 'Checkbox 多选框' }, { value: 'input', label: 'Input 输入框' }, { value: 'input-number', label: 'InputNumber 计数器' }, { value: 'select', label: 'Select 选择器' }, { value: 'cascader', label: 'Cascader 级联选择器' }, { value: 'switch', label: 'Switch 开关' }, { value: 'slider', label: 'Slider 滑块' }, { value: 'time-picker', label: 'TimePicker 时间选择器' }, { value: 'date-picker', label: 'DatePicker 日期选择器' }, { value: 'datetime-picker', label: 'DateTimePicker 日期时间选择器' }, { value: 'upload', label: 'Upload 上传' }, { value: 'rate', label: 'Rate 评分' }, { value: 'form', label: 'Form 表单' }] }, { value: 'data', label: 'Data', children: [{ value: 'table', label: 'Table 表格' }, { value: 'tag', label: 'Tag 标签' }, { value: 'progress', label: 'Progress 进度条' }, { value: 'tree', label: 'Tree 树形控件' }, { value: 'pagination', label: 'Pagination 分页' }, { value: 'badge', label: 'Badge 标记' }] }, { value: 'notice', label: 'Notice', children: [{ value: 'alert', label: 'Alert 警告' }, { value: 'loading', label: 'Loading 加载' }, { value: 'message', label: 'Message 消息提示' }, { value: 'message-box', label: 'MessageBox 弹框' }, { value: 'notification', label: 'Notification 通知' }] }, { value: 'navigation', label: 'Navigation', children: [{ value: 'menu', label: 'NavMenu 导航菜单' }, { value: 'tabs', label: 'Tabs 标签页' }, { value: 'breadcrumb', label: 'Breadcrumb 面包屑' }, { value: 'dropdown', label: 'Dropdown 下拉菜单' }, { value: 'steps', label: 'Steps 步骤条' }] }, { value: 'others', label: 'Others', children: [{ value: 'dialog', label: 'Dialog 对话框' }, { value: 'tooltip', label: 'Tooltip 文字提示' }, { value: 'popover', label: 'Popover 弹出框' }, { value: 'card', label: 'Card 卡片' }, { value: 'carousel', label: 'Carousel 走马灯' }, { value: 'collapse', label: 'Collapse 折叠面板' }] }] }, { value: 'ziyuan', label: '资源', children: [{ value: 'axure', label: 'Axure Components' }, { value: 'sketch', label: 'Sketch Templates' }, { value: 'jiaohu', label: '组件交互文档' }] }] }; } };</script>

多选

<div class="block"> <span class="demonstration">默认显示所有Tag</span> <el-cascader :options="options" :props="props" clearable></el-cascader></div><div class="block"> <span class="demonstration">折叠展示Tag</span> <el-cascader :options="options" :props="props" collapse-tags clearable></el-cascader></div><script> export default { data() { return { props: { multiple: true }, options: [{ value: 1, label: '东南', children: [{ value: 2, label: '上海', children: [ { value: 3, label: '普陀' }, { value: 4, label: '黄埔' }, { value: 5, label: '徐汇' } ] }, { value: 7, label: '江苏', children: [ { value: 8, label: '南京' }, { value: 9, label: '苏州' }, { value: 10, label: '无锡' } ] }, { value: 12, label: '浙江', children: [ { value: 13, label: '杭州' }, { value: 14, label: '宁波' }, { value: 15, label: '嘉兴' } ] }] }, { value: 17, label: '西北', children: [{ value: 18, label: '陕西', children: [ { value: 19, label: '西安' }, { value: 20, label: '延安' } ] }, { value: 21, label: '新疆维吾尔族自治区', children: [ { value: 22, label: '乌鲁木齐' }, { value: 23, label: '克拉玛依' } ] }] }] }; } };</script>

选择任意一级选项

<div class="block"> <span class="demonstration">单选选择任意一级选项</span> <el-cascader :options="options" :props="{ checkStrictly: true }" clearable></el-cascader></div><div class="block"> <span class="demonstration">多选选择任意一级选项</span> <el-cascader :options="options" :props="{ multiple: true, checkStrictly: true }" clearable></el-cascader></div><script> export default { data() { return { options: [{ value: 'zhinan', label: '指南', children: [{ value: 'shejiyuanze', label: '设计原则', children: [{ value: 'yizhi', label: '一致' }, { value: 'fankui', label: '反馈' }, { value: 'xiaolv', label: '效率' }, { value: 'kekong', label: '可控' }] }, { value: 'daohang', label: '导航', children: [{ value: 'cexiangdaohang', label: '侧向导航' }, { value: 'dingbudaohang', label: '顶部导航' }] }] }, { value: 'zujian', label: '组件', children: [{ value: 'basic', label: 'Basic', children: [{ value: 'layout', label: 'Layout 布局' }, { value: 'color', label: 'Color 色彩' }, { value: 'typography', label: 'Typography 字体' }, { value: 'icon', label: 'Icon 图标' }, { value: 'button', label: 'Button 按钮' }] }, { value: 'form', label: 'Form', children: [{ value: 'radio', label: 'Radio 单选框' }, { value: 'checkbox', label: 'Checkbox 多选框' }, { value: 'input', label: 'Input 输入框' }, { value: 'input-number', label: 'InputNumber 计数器' }, { value: 'select', label: 'Select 选择器' }, { value: 'cascader', label: 'Cascader 级联选择器' }, { value: 'switch', label: 'Switch 开关' }, { value: 'slider', label: 'Slider 滑块' }, { value: 'time-picker', label: 'TimePicker 时间选择器' }, { value: 'date-picker', label: 'DatePicker 日期选择器' }, { value: 'datetime-picker', label: 'DateTimePicker 日期时间选择器' }, { value: 'upload', label: 'Upload 上传' }, { value: 'rate', label: 'Rate 评分' }, { value: 'form', label: 'Form 表单' }] }, { value: 'data', label: 'Data', children: [{ value: 'table', label: 'Table 表格' }, { value: 'tag', label: 'Tag 标签' }, { value: 'progress', label: 'Progress 进度条' }, { value: 'tree', label: 'Tree 树形控件' }, { value: 'pagination', label: 'Pagination 分页' }, { value: 'badge', label: 'Badge 标记' }] }, { value: 'notice', label: 'Notice', children: [{ value: 'alert', label: 'Alert 警告' }, { value: 'loading', label: 'Loading 加载' }, { value: 'message', label: 'Message 消息提示' }, { value: 'message-box', label: 'MessageBox 弹框' }, { value: 'notification', label: 'Notification 通知' }] }, { value: 'navigation', label: 'Navigation', children: [{ value: 'menu', label: 'NavMenu 导航菜单' }, { value: 'tabs', label: 'Tabs 标签页' }, { value: 'breadcrumb', label: 'Breadcrumb 面包屑' }, { value: 'dropdown', label: 'Dropdown 下拉菜单' }, { value: 'steps', label: 'Steps 步骤条' }] }, { value: 'others', label: 'Others', children: [{ value: 'dialog', label: 'Dialog 对话框' }, { value: 'tooltip', label: 'Tooltip 文字提示' }, { value: 'popover', label: 'Popover 弹出框' }, { value: 'card', label: 'Card 卡片' }, { value: 'carousel', label: 'Carousel 走马灯' }, { value: 'collapse', label: 'Collapse 折叠面板' }] }] }, { value: 'ziyuan', label: '资源', children: [{ value: 'axure', label: 'Axure Components' }, { value: 'sketch', label: 'Sketch Templates' }, { value: 'jiaohu', label: '组件交互文档' }] }] }; } };</script>

动态加载

<el-cascader :props="props"></el-cascader><script> let id = 0; export default { data() { return { props: { lazy: true, lazyLoad (node, resolve) { const { level } = node; setTimeout(() => { const nodes = Array.from({ length: level + 1 }) .map(item => ({ value: ++id, label: `选项${id}`, leaf: level >= 2 })); // 通过调用resolve将子节点数据返回，通知组件数据加载完成 resolve(nodes); }, 1000); } } }; } };

可搜索

<div class="block"> <span class="demonstration">单选可搜索</span> <el-cascader placeholder="试试搜索：指南" :options="options" filterable></el-cascader></div><div class="block"> <span class="demonstration">多选可搜索</span> <el-cascader placeholder="试试搜索：指南" :options="options" :props="{ multiple: true }" filterable></el-cascader></div><script> export default { data() { return { options: [{ value: 'zhinan', label: '指南', children: [{ value: 'shejiyuanze', label: '设计原则', children: [{ value: 'yizhi', label: '一致' }, { value: 'fankui', label: '反馈' }, { value: 'xiaolv', label: '效率' }, { value: 'kekong', label: '可控' }] }, { value: 'daohang', label: '导航', children: [{ value: 'cexiangdaohang', label: '侧向导航' }, { value: 'dingbudaohang', label: '顶部导航' }] }] }, { value: 'zujian', label: '组件', children: [{ value: 'basic', label: 'Basic', children: [{ value: 'layout', label: 'Layout 布局' }, { value: 'color', label: 'Color 色彩' }, { value: 'typography', label: 'Typography 字体' }, { value: 'icon', label: 'Icon 图标' }, { value: 'button', label: 'Button 按钮' }] }, { value: 'form', label: 'Form', children: [{ value: 'radio', label: 'Radio 单选框' }, { value: 'checkbox', label: 'Checkbox 多选框' }, { value: 'input', label: 'Input 输入框' }, { value: 'input-number', label: 'InputNumber 计数器' }, { value: 'select', label: 'Select 选择器' }, { value: 'cascader', label: 'Cascader 级联选择器' }, { value: 'switch', label: 'Switch 开关' }, { value: 'slider', label: 'Slider 滑块' }, { value: 'time-picker', label: 'TimePicker 时间选择器' }, { value: 'date-picker', label: 'DatePicker 日期选择器' }, { value: 'datetime-picker', label: 'DateTimePicker 日期时间选择器' }, { value: 'upload', label: 'Upload 上传' }, { value: 'rate', label: 'Rate 评分' }, { value: 'form', label: 'Form 表单' }] }, { value: 'data', label: 'Data', children: [{ value: 'table', label: 'Table 表格' }, { value: 'tag', label: 'Tag 标签' }, { value: 'progress', label: 'Progress 进度条' }, { value: 'tree', label: 'Tree 树形控件' }, { value: 'pagination', label: 'Pagination 分页' }, { value: 'badge', label: 'Badge 标记' }] }, { value: 'notice', label: 'Notice', children: [{ value: 'alert', label: 'Alert 警告' }, { value: 'loading', label: 'Loading 加载' }, { value: 'message', label: 'Message 消息提示' }, { value: 'message-box', label: 'MessageBox 弹框' }, { value: 'notification', label: 'Notification 通知' }] }, { value: 'navigation', label: 'Navigation', children: [{ value: 'menu', label: 'NavMenu 导航菜单' }, { value: 'tabs', label: 'Tabs 标签页' }, { value: 'breadcrumb', label: 'Breadcrumb 面包屑' }, { value: 'dropdown', label: 'Dropdown 下拉菜单' }, { value: 'steps', label: 'Steps 步骤条' }] }, { value: 'others', label: 'Others', children: [{ value: 'dialog', label: 'Dialog 对话框' }, { value: 'tooltip', label: 'Tooltip 文字提示' }, { value: 'popover', label: 'Popover 弹出框' }, { value: 'card', label: 'Card 卡片' }, { value: 'carousel', label: 'Carousel 走马灯' }, { value: 'collapse', label: 'Collapse 折叠面板' }] }] }, { value: 'ziyuan', label: '资源', children: [{ value: 'axure', label: 'Axure Components' }, { value: 'sketch', label: 'Sketch Templates' }, { value: 'jiaohu', label: '组件交互文档' }] }] }; } };</script>

自定义节点内容

<el-cascader :options="options"> <template slot-scope="{ node, data }"> <span>{{ data.label }}</span> <span v-if="!node.isLeaf"> ({{ data.children.length }}) </span> </template></el-cascader><script> export default { data() { return { options: [{ value: 'zhinan', label: '指南', children: [{ value: 'shejiyuanze', label: '设计原则', children: [{ value: 'yizhi', label: '一致' }, { value: 'fankui', label: '反馈' }, { value: 'xiaolv', label: '效率' }, { value: 'kekong', label: '可控' }] }, { value: 'daohang', label: '导航', children: [{ value: 'cexiangdaohang', label: '侧向导航' }, { value: 'dingbudaohang', label: '顶部导航' }] }] }, { value: 'zujian', label: '组件', children: [{ value: 'basic', label: 'Basic', children: [{ value: 'layout', label: 'Layout 布局' }, { value: 'color', label: 'Color 色彩' }, { value: 'typography', label: 'Typography 字体' }, { value: 'icon', label: 'Icon 图标' }, { value: 'button', label: 'Button 按钮' }] }, { value: 'form', label: 'Form', children: [{ value: 'radio', label: 'Radio 单选框' }, { value: 'checkbox', label: 'Checkbox 多选框' }, { value: 'input', label: 'Input 输入框' }, { value: 'input-number', label: 'InputNumber 计数器' }, { value: 'select', label: 'Select 选择器' }, { value: 'cascader', label: 'Cascader 级联选择器' }, { value: 'switch', label: 'Switch 开关' }, { value: 'slider', label: 'Slider 滑块' }, { value: 'time-picker', label: 'TimePicker 时间选择器' }, { value: 'date-picker', label: 'DatePicker 日期选择器' }, { value: 'datetime-picker', label: 'DateTimePicker 日期时间选择器' }, { value: 'upload', label: 'Upload 上传' }, { value: 'rate', label: 'Rate 评分' }, { value: 'form', label: 'Form 表单' }] }, { value: 'data', label: 'Data', children: [{ value: 'table', label: 'Table 表格' }, { value: 'tag', label: 'Tag 标签' }, { value: 'progress', label: 'Progress 进度条' }, { value: 'tree', label: 'Tree 树形控件' }, { value: 'pagination', label: 'Pagination 分页' }, { value: 'badge', label: 'Badge 标记' }] }, { value: 'notice', label: 'Notice', children: [{ value: 'alert', label: 'Alert 警告' }, { value: 'loading', label: 'Loading 加载' }, { value: 'message', label: 'Message 消息提示' }, { value: 'message-box', label: 'MessageBox 弹框' }, { value: 'notification', label: 'Notification 通知' }] }, { value: 'navigation', label: 'Navigation', children: [{ value: 'menu', label: 'NavMenu 导航菜单' }, { value: 'tabs', label: 'Tabs 标签页' }, { value: 'breadcrumb', label: 'Breadcrumb 面包屑' }, { value: 'dropdown', label: 'Dropdown 下拉菜单' }, { value: 'steps', label: 'Steps 步骤条' }] }, { value: 'others', label: 'Others', children: [{ value: 'dialog', label: 'Dialog 对话框' }, { value: 'tooltip', label: 'Tooltip 文字提示' }, { value: 'popover', label: 'Popover 弹出框' }, { value: 'card', label: 'Card 卡片' }, { value: 'carousel', label: 'Carousel 走马灯' }, { value: 'collapse', label: 'Collapse 折叠面板' }] }] }, { value: 'ziyuan', label: '资源', children: [{ value: 'axure', label: 'Axure Components' }, { value: 'sketch', label: 'Sketch Templates' }, { value: 'jiaohu', label: '组件交互文档' }] }] } } }</script>

级联面板

<el-cascader-panel :options="options"></el-cascader-panel><script>export default {data() { return { options: [{ value: 'zhinan', label: '指南', children: [{ value: 'shejiyuanze', label: '设计原则', children: [{ value: 'yizhi', label: '一致' }, { value: 'fankui', label: '反馈' }, { value: 'xiaolv', label: '效率' }, { value: 'kekong', label: '可控' }] }, { value: 'daohang', label: '导航', children: [{ value: 'cexiangdaohang', label: '侧向导航' }, { value: 'dingbudaohang', label: '顶部导航' }] }] }, { value: 'zujian', label: '组件', children: [{ value: 'basic', label: 'Basic', children: [{ value: 'layout', label: 'Layout 布局' }, { value: 'color', label: 'Color 色彩' }, { value: 'typography', label: 'Typography 字体' }, { value: 'icon', label: 'Icon 图标' }, { value: 'button', label: 'Button 按钮' }] }, { value: 'form', label: 'Form', children: [{ value: 'radio', label: 'Radio 单选框' }, { value: 'checkbox', label: 'Checkbox 多选框' }, { value: 'input', label: 'Input 输入框' }, { value: 'input-number', label: 'InputNumber 计数器' }, { value: 'select', label: 'Select 选择器' }, { value: 'cascader', label: 'Cascader 级联选择器' }, { value: 'switch', label: 'Switch 开关' }, { value: 'slider', label: 'Slider 滑块' }, { value: 'time-picker', label: 'TimePicker 时间选择器' }, { value: 'date-picker', label: 'DatePicker 日期选择器' }, { value: 'datetime-picker', label: 'DateTimePicker 日期时间选择器' }, { value: 'upload', label: 'Upload 上传' }, { value: 'rate', label: 'Rate 评分' }, { value: 'form', label: 'Form 表单' }] }, { value: 'data', label: 'Data', children: [{ value: 'table', label: 'Table 表格' }, { value: 'tag', label: 'Tag 标签' }, { value: 'progress', label: 'Progress 进