vant/packages/dropdown-menu/en-US.md

DropdownMenu

Install

import { DropdownMenu, DropdownItem } from 'vant';

Vue.use(DropdownMenu).use(DropdownItem);

Usage

Basic Usage

<van-dropdown-menu>
  <van-dropdown-item v-model="value1" :options="option1" />
  <van-dropdown-item v-model="value2" :options="option2" />
</van-dropdown-menu>

export default {
  data() {
    return {
      value1: 0,
      value2: 'a',
      option1: [
        { text: 'Option1', value: 0 },
        { text: 'Option2', value: 1 },
        { text: 'Option3', value: 2 }
      ],
      option2: [
        { text: 'Option A', value: 'a' },
        { text: 'Option B', value: 'b' },
        { text: 'Option C', value: 'c' },
      ]
    }
  }
};

Custom Content

<van-dropdown-menu>
  <van-dropdown-item v-model="value" :options="option" />
  <van-dropdown-item title="Title" ref="item">
    <van-switch-cell v-model="switch1" title="Title" />
    <van-switch-cell v-model="switch2" title="Title" />
    <van-button block type="info" @click="onConfirm">Confirm</van-button>
  </van-dropdown-item>
</van-dropdown-menu>

export default {
  data() {
    return {
      value: 0,
      switch1: false,
      switch2: false,
      option: [
        { text: 'Option1', value: 0 },
        { text: 'Option2', value: 1 },
        { text: 'Option3', value: 2 }
      ]
    }
  },

  methods: {
    onConfirm() {
      this.$refs.item.toggle();
    }
  }
};

API

DropdownMenu Props

Attribute	Description	Type	Default
active-color	Active color of title and option	String	#1989fa
z-index	z-index of menu item	Number	10
duration	Transition duration, unit second	Number	0.2
overlay	Whether to show overlay	Boolean	true
close-on-click-overlay	Whether to close when click overlay	Boolean	true

DropdownItem Props

Attribute	Description	Type	Default
value	Value of current option，can use v-model	`String	Number`	-
title	Item title	String	Text of selected option
options	Options	Array	[]
disabled	Whether to disable dropdown item	Boolean	false
title-class	Title class	String	-

DropdownItem Events

Event	Description	Arguments
change	Triggered select option and value changed	value
open	Triggered when open menu	-
opened	Triggered when opened menu	-
close	Triggered when close menu	-

DropdownItem Methods

Use ref to get DropdownItem instance and call instance methods

Name	Attribute	Return value	Description
toggle	show: boolean	-	Toggle display