微信小程序表单组件选择器 picker

微信小程序picker

滚动选择器，现支持三种选择器，通过mode来区分，分别是普通选择器，时间选择器，日期选择器，默认是普通选择器

普通选择器：mode=selector

时间选择器：mode=time

日期选择器：mode=date

示例代码：

---

<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.time
    })
  }
})