微信小程序-获得用户输入内容

<input id="postalCode" bindchange="bindChange" type="number" placeholder="输入邮政编码" auto-focus />
<input id="mail" bindchange="bindChange" type="number" placeholder="请输入邮箱地址" />

var inputContent = {}
Page({
 data: {
 inputContent: {}
 },
 bindChange: function(e) {
 inputContent[e.currentTarget.id] = e.detail.value
 }
})