微信小程序 -----无限新增删除，同时算出总合算金额。

<view class=\"refuelMoney-main\" style=\"padding-bottom: 200rpx;\"> <!-- 添加加油记录 --> <view class=\"refuel-itemTextArea\"> <text style=\"width: 35%;\">申请人</text> <view style=\"text-align: right;\">{ {userInfo.userCname}}</view> </view> <view class=\"refuel-itemTextArea\"> <text style=\"width: 35%;\">所属部门</text> <view style=\"text-align: right;\">{ {userInfo.deptName}}</view> </view> <view class=\"refuel-itemTextArea\"> <text style=\"width: 35%;\">职务</text> <view style=\"text-align: right;\">{ {userInfo.postName}}</view> </view> <view class=\"refuel-item\"> <text style=\"width: 35%;\">出差开始时间</text> <pickerYMDHM name=\"pickerStart\" bind:onPickerChange=\"onPickerChange\" date=\"{ {gasDateTime}}\"></pickerYMDHM> </view> <view class=\"refuel-item\"> <text style=\"width: 35%;\">出差结束时间</text> <pickerYMDHM name=\"pickerStart\" bind:onPickerChange=\"onPickerChange2\" date=\"{ {gasDateTime2}}\"></pickerYMDHM> </view> <view class=\"refuel-itemTextArea\"> <text style=\"width: 35%;\">出差天数</text> <input type=\"number\" style=\"text-align: right;\" bindinput=\"cliInput\" data-name=\"days\" placeholder=\"请输入出差天数\" value=\"{ {days}}\" /> </view> <view class=\"refuel-item\"> <text style=\"width: 35%;\">申请日期</text> <view style=\"text-align: right;\">{ {gasDateTime3}}</view> </view> <view class=\"refuel-itemTextArea\"> <text style=\"width: 35%;\">单据数量</text> <input type=\"number\" style=\"text-align: right;\" bindinput=\"cliInput\" data-name=\"number\" placeholder=\"请输入单据数量\" value=\"{ {number}}\" /> </view> <view class=\"refuel-itemTextArea\"> <text style=\"width: 35%;\">合计金额</text><input type=\"digit\" style=\"text-align: right;\" disabled value=\"{ {amount}}\" placeholder=\"合计金额\" /> <!-- <input type=\"digit\" bindinput=\"cliInput\" data-name=\"amount\" placeholder=\"请输入合计金额\" value=\"{ {amount}}\" /> --> </view> <view class=\"refuel-itemTextArea\"> <text style=\"width: 35%;\">出差理由</text> <input type=\"text\" style=\"text-align: right;\" bindinput=\"cliInput\" data-name=\"gasRemark\" p