

<picker bindchange="bindPickerChange" value="{{index}}" range="{{array}}">
<view class='choseQuestion' >
{{choseQuestionBank}}
</view>
</picker>
|
Page({
data:{
array:['全部','计算机网络','算法','数据结构','linux'],
type:0,
choseQuestionBank:"点击选择"
},
bindPickerChange: function (e) {
var that=this
console.log('picker发送选择改变,携带值为', e.detail.value)
this.setData({
type: e.detail.value,
choseQuestionBank: that.data.array[e.detail.value]
})
},
})
|