微信小程序picker组件简单用法示例【附demo源码下载】

<view class="section">
 <view class="section__title">地区选择器</view>
 <picker bindchange="bindPickerChange" value="{{index}}" range="{{array}}">
 <view class="picker">
  当前选择：{{array[index]}}
 </view>
 </picker>
</view>
<view class="section">
 <view class="section__title">时间选择器</view>
 <picker mode="time" value="{{time}}" start="09:01" end="21:01" bindchange="bindTimeChange">
 <view class="picker">
  当前选择: {{time}}
 </view>
 </picker>
</view>
<view class="section">
 <view class="section__title">日期选择器</view>
 <picker mode="date" value="{{date}}" start="2015-09-01" end="2017-09-01" bindchange="bindDateChange">
 <view class="picker">
  当前选择: {{date}}
 </view>
 </picker>
</view>

Page({
 data: {
 array: ['美国', '中国', '巴西', '日本'],
 index: 0,
 date: '2016-09-01',
 time: '12:01'
 },
 bindPickerChange: function(e) {
 console.log('picker发送选择改变，携带值为', e.detail.value)
 this.setData({
  index: e.detail.value
 })
 },
 bindDateChange: function(e) {
 this.setData({
  date: e.detail.value
 })
 },
 bindTimeChange: function(e) {
 this.setData({
  time: e.detail.value
 })
 }
})

.section {
 display: flex;
 flex-direction: column;
 padding: 20rpx 0rpx;
 color: #333;
}
.section__title{
 font-size: 40rpx;
 margin: 10rpx 0rpx;
}