小程序自定义picker,时间选择:年月日小时,当前时间之前的时间不能选择(详细讲解)
效果图
html
mode=“multiSelector” 多列
bindcolumnchange 列改变时触发事件
bindchange 确定时触发的事件
val的值为选中的值下标
range的值如果为对象,比如{id:0,name:小明] 那么要加属性 rang-key=‘name’ name为对象里需要展示的属性名
<picker mode="multiSelector" start='{
{today}}' bindchange="bindMultiPickerChange" bindcolumnchange="bindMultiPickerColumnChange" value="{
{multiIndex}}" range="{
{multiArray}}">
<view class="picker">
{
{
askDate==""?"选择送达时间":askDate}}
</view>
</picker>
js
data:{
askDate:"",//显示已选择的时间
multiArray: [//四个数组,有四个选择项 年-月-日-小时
['2021', '2022', '2023','2024','2025','2026','2027','2028','2029','2030','2031'],
['1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', '12'],
['1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', '22', '23', '24', '25', '26', '27', '28', '29', '30'],
["00", "01", "02", "03", "04", "05", "06"