前提条件：fom表单封装在一个组件里了，在其他的页面引用的这个组件 框架使用了wepy
使用表单组件时 例如在form内使用input 未实时绑定到数据实体中
from内嵌套了input和picker，input绑定了初始的value值，
1修改input的内容
2点击picker并变更picker内容，
3然后页面内有内容是根据wx:if控制显示的，触发了页面渲染，原来的input内容就无效了。
预期是 页面的被wx:if控制的内容显示后，input还是原来的值
bug表现是 input显示值恢复成最初的value绑定值
你想反馈一个 Bug 还是 提一个需求？
如果是 Bug：
* Bug 表现是什么？预期表现是什么？
* 如何复现？
* 提供一个最简复现 Demo
如果是需求：
* 你希望有什么能力？
* 你需要这个能力的场景是 ?
<template lang="wxml"> <view> <form bindsubmit="formSubmit" bindreset="formReset"> <view class="zan-panel"> <view class="zan-cell zan-field"> <view class="zan-cell__hd zan-field__title">首付</view> <view class="zan-field__input zan-cell__bd"> <input name="downPayment" type="number" value="{{submitData.orderPlanAttr_actual.downPayment}}" placeholder="" /> </view> <view class="myInputIcon"></view> </view> <view class="zan-cell zan-field"> <view class="zan-cell__hd zan-field__title">月供</view> <view class="zan-field__input zan-cell__bd"> <input name="monthly" type="number" value="{{submitData.orderPlanAttr_actual.monthly}}" placeholder="" /> </view> <view class="myInputIcon"></view> </view> <view class="zan-cell zan-field"> <view class="zan-cell__hd zan-field__title">分期数</view> <view class="zan-field__input zan-cell__bd"> <input name="month" type="number" value="{{submitData.orderPlanAttr_actual.month}}" placeholder="" /> </view> <view class="myInputIcon"></view> </view> <view class="zan-cell zan-field"> <view class="zan-cell__hd zan-field__title">尾款</view> <view class="zan-field__input zan-cell__bd"> <input name="finalPay" type="number" value="{{submitData.orderPlanAttr_actual.finalPay}}" placeholder="" /> </view> <view class="myInputIcon"></view> </view> <view class="zan-cell zan-field"> <text class="zan-cell__hd zan-field__title">首次支付是否包含月供</text> <view class="zan-field__input zan-cell__bd"> <picker name="monthly_coin" mode="selector" range="{{ coins }}" value="{{ coinsIndex }}" range-key="label"bindchange="bindMonthlyCoinsChange"> <div class="type">{{ coins[coinsIndex].label }}</div> </picker> </view> </view> <view class="zan-cell zan-field"> <text class="zan-cell__hd zan-field__title">审核结果</text> <view class="zan-field__input zan-cell__bd"> <picker name="state" mode="selector" range="{{ states }}" value="{{ statesIndex }}" range-key="label" bindchange="bindStatesChange"> <div class="type">{{ states[statesIndex].label }}</div> </picker> </view> </view> <view wx:if="{{ticheStateCoin}}" class="zan-cell zan-field"> <text class="zan-cell__hd zan-field__title">预计提车时间</text> <view class="zan-field__input zan-cell__bd"> <picker name="pickTime_info" mode="date" value="{{pickTime_info}}" end="2020-09-01" bindchange="bindDateChange"> <view class="picker">...   |