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表单填写提交是很常用的步骤；
原理：
1. 给所有的输入框，选择框添加同一个点击事件；
2. 给每个输入框添加 data-key=’’ 专属属性
3. 输入框可直接获取输入的内容，将输入的内容赋值给空数组即可
4. 特殊表单做特殊处理，具体步骤视情况而定；
5. 编不下去了，看代码吧

<!-- 表单 -->
<view class="iptWarp"><view class="flex_y_center border"><view class="ipt_key">真实姓名</view><input class="flex_1" placeholder="请输入真实姓名" bindinput="bindinput" value="" data-key="name"></input></view><view class="flex_y_center border"><view class="ipt_key">电话号码</view><input class="flex_1" placeholder="请输入您的联系方式" type="number" bindinput="bindinput" value="" data-key="tel"></input></view><view class="flex_y_center border"><view class="ipt_key">微信号</view><input class="flex_1" placeholder="请输入微信号" bindinput="bindinput" value="" data-key="weChat"></input></view><view class="flex_y_center border"><view class="ipt_key">性别</view><picker class="flex_1" mode='selector' bindchange="bindinput"  data-key="sex" value="{{sexIndex}}" range="{{sex}}"><view class="c_gray" wx:if='{{sexHidden}}'>请选择性别</view><view wx:else>{{sex[sexIndex]}}</view></picker></view><view class="flex_y_center border"><view class="ipt_key">常驻地址</view><picker class="flex_1" mode='region' bindchange="bindinput"  data-key="city" value="{{region}}" ><view class="c_gray " wx:if='{{cityHidden}}'>请选择城市</view><view wx:else>{{region[0]}} - {{region[1]}} - {{region[2]}}</view></picker></view><view class="flex_y_center border"><view class="ipt_key">粉丝量</view><input class="flex_1" placeholder="请输入您的粉丝量" type="number" bindinput="bindinput" value="" data-key="people"></input></view><button hover-class="none" class="submit" catchtap="submit">提交申请</button>
</view>

js：

Page({/*** 页面的初始数据*/data: {sex:['男','女'],sexIndex:0,sexHidden: true,cityHidden: true,region:'',ipt:{name:'',tel:'',weChat:'',sex:'',city:'',people:''}},/*** 生命周期函数--监听页面加载*/onLoad: function (options) {},bindinput: function (e) {let that = thislet sexIndex = that.data.sexIndexlet sexHidden = that.data.sexHiddenlet region = that.data.regionlet cityHidden = that.data.cityHiddenlet ipt = that.data.iptlet key_ = e.currentTarget.dataset.keylet value = e.detail.valueipt[key_] = valueif (key_ == 'sex'){sexIndex = valuesexHidden = false}if (sexIndex == 0) {ipt.sex = '男'}else{ipt.sex = '女'}if (key_ == 'city') {region = valuecityHidden = false}// console.log(ipt)that.setData({sexIndex: sexIndex,sexHidden: sexHidden,region: region,cityHidden: cityHidden})},submit: function () {let that = thislet ipt = that.data.iptif(ipt.name == ''){wx.showToast({title: '请输入姓名',icon:'none'})} else if (ipt.tel == ''){wx.showToast({title: '请输入电话号码',icon: 'none'})} else if (ipt.weChat == '') {wx.showToast({title: '请输入微信号',icon: 'none'})} else if (ipt.sex == '') {wx.showToast({title: '请选择性别',icon: 'none'})} else if (ipt.city == '') {wx.showToast({title: '请选择常驻地址',icon: 'none'})} else if (ipt.people == '') {wx.showToast({title: '请输入粉丝量',icon: 'none'})} else {// 此处提交数据console.log(ipt)}}
})