微信小程序時間控件picker view使用詳解

更新時間：2018年12月28日 11:08:57 作者：未名胡

這篇文章主要介紹了微信小程序時間控件picker view的使用方法，具有一定的參考價值，感興趣的小伙伴們可以參考一下

本文實例為大家分享了微信小程序時間控件的具體實現(xiàn)代碼，供大家參考，具體內容如下

在原來基礎上改了點，由于項目需要按照功能需求自己在原有的組件上改寫的選擇日期時間插件，但后來這個功能取消，所以整理下寫下來

wxml:

<view class="time_screens">
 <view style="text-align:center;color:#45BCE8">{{year}}-{{month}}-{{day}} {{hour}}:{{minute}}<label style="float:right;margin-right:10px;">確定</label></view>
 <view style="border-top:1px solid #45BCE8;height:25px;font-size:14px;">
 <view class="time-title">年</view>
 <view class="time-title">月</view>
 <view class="time-title">日</view>
 <view class="time-title">時</view>
 <view class="time-title">分</view>
 </view>
 <picker-view indicator-style="height: 50px;" style="width: 100%; height: 300px;" value="{{value}}" bindchange="bindChange">
  <picker-view-column class="picker-text">
   <view wx:for="{{years}}" style="line-height: 50px">{{item}}</view>
  </picker-view-column>
  <picker-view-column class="picker-text">
   <view wx:for="{{months}}" style="line-height: 50px">{{item}}</view>
  </picker-view-column>
  <picker-view-column class="picker-text">
   <view wx:for="{{days}}" style="line-height: 50px">{{item}}</view>
  </picker-view-column>
   <picker-view-column class="picker-text">
   <view wx:for="{{hours}}" style="line-height: 50px">{{item}}</view>
  </picker-view-column>
   <picker-view-column class="picker-text">
   <view wx:for="{{minutes}}" style="line-height: 50px">{{item}}</view>
  </picker-view-column>
 </picker-view>
</view>

wxss:

.time-title{
 float:left;width:20%;text-align:center;color:#45BCE8
}
.picker-text{
 text-align:center;
}
/*mask*/
.time_screens {
 
 width: 100%;
 
 position: fixed;
bottom: 0;
 left: 0;
 z-index: 1000;
 opacity: 0.5;
 overflow: hidden;
}

js：

const date = new Date()
const years = []
const months = []
const days = []
const hours = []
const minutes = []
var thisMon = date.getMonth();
var thisDay = date.getDate();
 
for (let i = 2017; i <= date.getFullYear()+1; i++) {
 years.push(i)
}
 
for (let i = date.getMonth(); i <= 11; i++) {
 var k = i;
 if (0 <= i && i < 9) {
  k = "0" + (i+1);
 }else{
  k = (i + 1);
 }
 months.push(k)
}
if (0 <= thisMon && thisMon<9){
 thisMon = "0" + (thisMon + 1);
}else{
 thisMon = (thisMon + 1);
}
if (0 <= thisDay && thisDay<10){
 thisDay ="0"+thisDay;
}
 
var totalDay = mGetDate(date.getFullYear(), thisMon); 
for (let i = 1; i <= 31; i++) {
 var k = i;
 if (0 <= i && i < 10) {
  k = "0" + i
 }
 days.push(k)
}
 
for (let i = 0; i <= 23; i++) {
 var k=i;
 if(0<=i&&i<10){
  k="0"+i
 }
 hours.push(k)
}
for (let i = 0; i <= 59; i++) {
 var k = i;
 if (0 <= i && i < 10) {
  k = "0" + i
 }
 minutes.push(k)
}
function mGetDate(year, month) {
 var d = new Date(year, month, 0);
 return d.getDate();
}
Page({
 data: {
  years: years,
  year: date.getFullYear(),
  months: months,
  month: thisMon,
  days: days,
  day: thisDay,
  value: [1,thisMon-1,thisDay-1,0,0],
  hours: hours,
  hour: "00",
  minutes: minutes,
  minute: "00",
 },
 bindChange: function (e) {
  const val = e.detail.value
  this.setData({
   year: this.data.years[val[0]],
   month: this.data.months[val[1]],
   day: this.data.days[val[2]],
   hour: this.data.hours[val[3]],
   minute: this.data.minutes[val[4]],
  })
  var totalDay = mGetDate(this.data.year, this.data.month); 
  var changeDate=[];
  for (let i = 1; i <= totalDay; i++) {
   var k = i;
   if (0 <= i && i < 10) {
    k = "0" + i
   }
   changeDate.push(k)
  }
  this.setData({
   days: changeDate
  })
 },
 
})

以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持腳本之家。

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