本篇文章為大家展示了怎么在微信小程序中使用picker view時間控件,內容簡明扼要并且容易理解,絕對能使你眼前一亮,通過這篇文章的詳細介紹希望你能有所收獲。
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wxml:
<view class="time_screens"> <view >{{year}}-{{month}}-{{day}} {{hour}}:{{minute}}<label >確定</label></view> <view > <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- value="{{value}}" bindchange="bindChange"> <picker-view-column class="picker-text"> <view wx:for="{{years}}" >{{item}}</view> </picker-view-column> <picker-view-column class="picker-text"> <view wx:for="{{months}}" >{{item}}</view> </picker-view-column> <picker-view-column class="picker-text"> <view wx:for="{{days}}" >{{item}}</view> </picker-view-column> <picker-view-column class="picker-text"> <view wx:for="{{hours}}" >{{item}}</view> </picker-view-column> <picker-view-column class="picker-text"> <view wx:for="{{minutes}}" >{{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 }) }, })
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