<picker value="{{picker1Value}}" range="{{picker1Range}}" bindchange="normalPickerBindchange">
  当前城市选择：{{picker1Range[picker1Value]}}
</picker>
<picker mode="time" value="{{timeValue}}" start="00:00" end="24:00" bindchange="timePickerBindchange">
 当前时间选择: {{timeValue}}
</picker>
<picker mode="date" value="{{dateValue}}" start="1999-01-01" end="2999-12-12" bindchange="datePickerBindchange">
 当前日期选择: {{dateValue}}
</picker>

Page({
 data:{
  // text:"这是一个页面"
  picker1Value:0,
  picker1Range:['北京','上海','广州','深圳'],
  timeValue:'08:08',
  dateValue:'2016-10-13'
 },
 normalPickerBindchange:function(e){
  this.setData({
   picker1Value:e.detail.value
  })
 },
 timePickerBindchange:function(e){
  this.setData({
   timeValue:e.detail.value
  })
 },
 datePickerBindchange:function(e){
  this.setData({
   dateValue:e.detail.value
  })
 }
})