微信小程序实现多选框全选与取消全选功能示例
本文实例讲述了微信小程序实现多选框全选与取消全选功能。分享给大家供大家参考,具体如下:
js部分:
page({ data: { select_all:false, listData: [{code: "111",text: "text1",typ: "type1",}, {code: "021",text: "text2",typ: "type2",}, {code: "111",text: "text1",typ: "type3",}]} selectall: function() {//全选与反全选 var that = this; for (let i = 0; i < that.data.listData.length; i++) { that.data.listData[i].checked = (!that.data.select_all)} that.setData({ listData: that.data.listData, select_all: (!that.data.select_all) })} })
wxml部分:
<view class="scroll"> <scroll-view scroll-x="true"> <checkbox-group class="table" > <view class="tr"> <view class="th"> <checkbox value="all" bindtap="selectall" />全选 </view> <view class="th">运号</view> <view class="th">V号</view> <view class="th">运商</view> <view class="th">返单</view> <view class="th">日期</view> </view> <view class="tr" wx:for="{{listData}}" wx:key=""> <view class="td"> <checkbox value="{{item.code}}" checked="{{item.checked}}" /> </view> <view class="td" value="{{item.text}}">{{item.code}}</view> <view class="td" value="{{item.text}}">{{item.text}}</view> <view class="td" value="{{item.typ}}">{{item.typ}}</view> <view class="td" value="{{item.typ}}">{{item.typ}}</view> <view class="td" value="{{item.typ}}">{{item.typ}}</view> </view> </checkbox-group> </scroll-view> </view> </view>
wxss部分:
.table{ background-color: #fff; border:1px solid #dadada; width:1200rpx; margin-left:0rpx; } .tr{ background-color: #dadada; white-space: nowrap; width:100%; display: flex; text-align: center; justify-content: center; } .th{ background-color: #fff999; text-align: center; justify-content: center; width: 100%; border-bottom: 1px solid #dadada; border-right: 1px solid #dadada; } .td{ background-color: #fff; text-align: center; justify-content: center; width: 100%; border-bottom: 1px solid #dadada; border-right: 1px solid #dadada; }
效果图:
希望本文所述对大家微信小程序开发有所帮助。
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