form提交表单 踩坑

1.项目需求表单中一个select选项需要置灰,随后添加 disabled="disabled"属性, 向后台传递时发现后台接收不到值而出现错误。

2.原因:在HTML页面的某元素加入了disable的属性,那么这个元素只是单单的去给用户去显示,当表单提交时,这个元素不会提交给后台去处理.所以当元素加入了disabled属性,后台是无法得到这个属性的值.

3.解决方法:再写一个隐藏属性,name与select一样,一个用于显示,一个用于传值。<input type="hidden" id="yewuxianPid" name="xxx">

<template> <view class="container"> <view class="content"> <u-form :model="form" ref="form" :rules="rules" label-width="150"> <!-- 购课来源(选择器形式) --> <u-form-item label="购课来源" prop="sourceId" required> <view class="custom-select" @click="showSourcePicker = true"> <text class="select-text" :class="{placeholder: !form.sourceLabel}"> {{ form.sourceLabel || '请选择购课来源' }} </text> <u-icon name="arrow-down" color="#999" size="28"></u-icon> </view> <u-picker :show="showSourcePicker" :columns="[sourceOptions]" keyName="sourceName" @confirm="onSourceConfirm" @cancel="showSourcePicker = false;"> </u-picker> </u-form-item> <!-- 套餐选择 --> <u-form-item v-if="packageOptions.length > 0" label="课程套餐" prop="courseMenuId" required> <view class="package-list"> <view class="package-item" v-for="item in packageOptions" :key="item.id" :class="{'package-item-active': form.courseMenuId === item.id}" @click="form.courseMenuId = item.id"> <view class="package-name">{{item.name}}</view> <view class="package-price">¥{{item.money}}</view> <view class="package-count">私教:{{item.personaltainerTimes}}节</view> <view class="package-count">小班:{{item.publicTimes}}节</view> <view class="package-count">有效天数:{{item.publicTimes}}</view> <u-icon v-if="form.courseMenuId === item.id" name="checkbox-mark" color="#7FB8A1" size="24" class="package-check"></u-icon> </view> </view> </u-form-item> <!-- 定金开关 --> <u-form-item label="定金订单" prop="isEarnest"> <u-switch v-model="form.isEarnest" activeValue="1" inactiveValue="0" active-color="#7FB8A1"></u-switch> </u-form-item> </u-form> <!-- 提交按钮 --> <view class="submit-btn"> <u-button type="primary" shape="circle" @click="submitForm" :custom-style="buttonStyle"> 提交 </u-button> </view> </view> </view> </template> <script> import { buySourceInfo, courseMenuInfoDic, sale } from "@/api/purchase-course.js" export default { data() { return { navbarBackground: { backgroundColor: '#7FB8A1' }, buttonStyle: { backgroundColor: '#7FB8A1', color: '#FFFFFF', border: 'none' }, showSourcePicker: false, form: { sourceId: '', sourceLabel: '', courseMenuId: '', isEarnest: false, qrCode: '' }, sourceOptions: [], packageOptions: [], rules: { sourceId: [{ required: true, message: '请选择购课来源', trigger: 'change' }], courseMenuId: [{ required: true, message: '请选择课程套餐', trigger: 'change' }] } }; }, onLoad(option) { console.log(option); this.form.qrCode = option.result }, onReady() { // this.$refs.uForm.setRules(this.rules); }, mounted() { this.getBuySourceInfo() }, methods: { // 获取购课来源 getBuySourceInfo() { buySourceInfo().then((res) => { if (res.code == 200) { this.sourceOptions = res.data } }) }, // 选择购课来源 onSourceConfirm(e) { console.log(e); this.form.sourceId = e.value[0].id this.form.sourceLabel = e.value[0].sourceName this.getCourseMenuInfoDic(this.form.sourceId) this.showSourcePicker = false; }, // 获取课程套餐 getCourseMenuInfoDic(sourceId) { courseMenuInfoDic(sourceId).then((res) => { if (res.code == 200) { this.packageOptions = res.data } }) }, // 提交售课 submitForm() { console.log('开始提交表单'); this.$refs.form.validate(valid => { if (valid) { const { sourceLabel, ...buyRecordAdd } = this.form sale(buyRecordAdd).then((res) => { if (res.code == 200) { setTimeout(() => { uni.showToast({ title: '提交成功', icon: 'success' }); console.log('表单数据:', buyRecordAdd); }, 1500); } }) } else { uni.showToast({ title: '请填写完整信息', icon: 'none' }); } }) } } }; </script> <style lang="scss" scoped> .container { background-color: #f8f8f8; min-height: 100vh; } .content { padding: 20rpx 30rpx; } .custom-select { display: flex; align-items: center; justify-content: space-between; padding: 20rpx 24rpx; background-color: #fff; border: 1px solid #eee; border-radius: 8rpx; .select-text { font-size: 28rpx; color: #333; &.placeholder { color: #999; } } } .package-list { display: flex; flex-wrap: wrap; margin: -10rpx; } .package-item { width: 100%; margin: 10rpx; padding: 20rpx; background-color: #fff; border-radius: 12rpx; position: relative; border: 1px solid #eee; &-active { border-color: #7FB8A1; background-color: rgba(127, 184, 161, 0.05); } } .package-name { font-size: 28rpx; font-weight: bold; margin-bottom: 10rpx; color: #333; } .package-price { font-size: 32rpx; color: #7FB8A1; font-weight: bold; margin-bottom: 5rpx; } .package-count { font-size: 24rpx; color: #999; } .package-check { position: absolute; right: 10rpx; top: 10rpx; } .submit-btn { margin: 40rpx 0; } </style>点击submitForm没反应
最新发布
07-24
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