uniapp小程序 表单校验踩过的坑

 

uniapp 表单检验 input 框输入是不会校验，尝试了各种方案，有的方案在切换登录方式时红色提示文本又没清理

废话不多，直接上代码

 

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<br><template>     <view class="login-phone">         <view class="login-phone-content">             <view class="tabs">                 <block v-for="(tab, index) in tabBars" :key="tab.id">                     <view :id="tab.id" :data-current="index" :class="tabIndex === index ? '' : 'active'" class="tab"                         @click="ontabtap(index)">                         <text class="name">{{ tab.name }}</text>                         <view class="line" :class="tabIndex === index ? 'active-line' : ''"></view>                     </view>                 </block>             </view>             <uni-forms ref="loginForm" :rules="loginRules" :modelValue="loginFormData">                 <view class="phone">                     <uni-forms-item style="height: 66rpx;" name="phone">                         <input maxlength="11" type="number" @input="phoneChange" placeholder-style="color:#aaa"                             class="phone-input" placeholder="请输入手机账号" v-model="loginFormData.phone" />                     </uni-forms-item>                     <view v-if="tabIndex === 0" class="vertifyBtn" @click="sendCode()" :disabled="!sending"                         :class="{'wait':!sending}">{{ content }}</view>                 </view>                 <uni-forms-item v-show="tabIndex === 0" name="code">                     <input @input="codeChange" maxlength="4" type="number" class="vertify-number"                         placeholder-style="color:#aaa" placeholder="请输入验证码" v-model="loginFormData.code" />                 </uni-forms-item>                 <uni-forms-item v-show="tabIndex === 1" name="password">                     <input @input="pwdChange" maxlength="12" class="vertify-number" placeholder-style="color:#aaa"                         type="password" placeholder="请输入密码" v-model="loginFormData.password" />                 </uni-forms-item>             </uni-forms>             <button class="loginBtn" @click="submit('loginForm')">登录</button>             <button v-if="tabIndex === 0" class="wechatBtn" open-type="getPhoneNumber" @getphonenumber="getPhoneNumber">                 <image src="../../static/images/common/wechat.png" mode=""></image>                 <text>微信快速登录</text>             </button>         </view>         <view class="serve">             <text>                 服务热线             </text>             <text @click="makePhone('0755-86954658')" class="serve-number">                 0755-86954658             </text>         </view>     </view> </template>   <script>     import {         followAccountApi,         login,         sendAuthCode,         quickLogin,         passwordLogin,     } from '@/api/login.js'     export default {         data() {             return {                 timer: null,                 tabIndex: 0,                 tabBars: [{                         name: '验证码登录',                         id: 'code'                     },                     {                         name: '账号登录',                         id: 'account '                     }                 ],                 sending: true,                 second: 60,                 content: '获取验证码',                 loginFormData: {                     phone: '',                     code: '',                     password: ""                 },                 loginRules: {                     validateTrigger: 'bind',                     phone: {                         rules: [{                                 required: true,                                 errorMessage: '账号不能为空'                             },                             {                                 minLength: 11,                                 maxLength: 11,                                 errorMessage: '账号长度为11位'                             },                             {                                 validateFunction: function(rule, value, data, callback) {                                     const telReg = /^1[3456789]\d{9}$/                                     if (telReg.test(value)) {                                         return true                                     } else {                                         callback('账号格式有误')                                     }                                 }                             }                         ],                         validateTrigger: 'bind'                     },                     code: {                         rules: [{                             required: true,                             errorMessage: '验证码不能为空'                         }, {                             minLength: 4,                             maxLength: 4,                             errorMessage: '验证码长度为4位'                         }]                     },                     password: {                         rules: [{                             required: false,                             errorMessage: '密码不能为空'                         }, {                             minLength: 6,                             maxLength: 12,                             errorMessage: '密码长度为6-12位'                         }]                     },                   },             }         },         methods: {             ontabtap(index) {                 if (this.tabIndex === index) {                     return                 }                 this.tabIndex = index                 this.$set(this.loginFormData, 'phone', "")                 if (this.tabIndex === 0) {                     this.loginFormData.password = ''                     this.loginRules.password.rules[0].required = false                     this.loginRules.code.rules[0].required = true                 } else {                     this.loginRules.password.rules[0].required = true                     this.loginRules.code.rules[0].required = false                     this.loginFormData.code = ''                     this.second = 60                     this.content = '获取验证码'                     this.sending = true                     clearInterval(this.timer)                 }                 this.$refs.loginForm.resetForm()             },             makePhone(inputPhone) {                 uni.makePhoneCall({                     phoneNumber: inputPhone,                     success() {},                     fail() {                         uni.showToast({                             title: '电话调用失败',                             icon: "none",                             duration: 2000                         })                     }                 })             },             phoneChange(e) {                            this.$nextTick(() => {                     this.$refs.loginForm.validateField(['phone']).then((res) => {                       }).catch((err) => {                       })                 })               },             codeChange(e) {                 this.$nextTick(() => {                     this.$refs.loginForm.validateField(['code']).then((res) => {                       }).catch((err) => {                       })                 })             },             pwdChange(e) {                 this.$nextTick(() => {                     this.$refs.loginForm.validateField(['password']).then((res) => {                       }).catch((err) => {                       })                 })             },                       loginSuccessHandler(data) {                 const roleType = (data.roleType).toString()                 this.$store.commit('user/setToken', 'Bearer ' + data.token)                 this.$store.commit('user/setRoleType', roleType)                 followAccountApi().then(accountResult => {                     const { isSubscribe } = accountResult.data.data;                     if (isSubscribe === "true") {                                                                uni.switchTab({                             url: "../tabBar/index"                         })                     } else {                         uni.navigateTo({                             url: './official-account'                         })                     }                 });             },             submit(ref) {                                this.$refs[ref].validate().then(() => {                     if (this.tabIndex === 0) {                         login({                             openid: this.$store.state.user.openId,                             username: this.loginFormData.phone,                             vcode: this.loginFormData.code                         })                         .then((result) => {                             const data = result.data.data;                             this.loginSuccessHandler(data);                         });                         return;                     }                     passwordLogin({                         username: this.loginFormData.phone,                         password: this.loginFormData.password                     })                     .then((result) => {                         const data = result.data.data;                         this.loginSuccessHandler(data);                     });                 })             },             sendCode() {                 const reg_tel = /^1[3456789]\d{9}$/                 if (reg_tel.test(this.loginFormData.phone)) {                     this.content = this.second + '秒后重发'                     this.sending = false                     let timer = setInterval(() => {                         this.second--                         this.content = this.second + '秒后重发'                         if (this.second < 0) {                             clearInterval(timer)                             this.second = 60                             this.content = '获取验证码'                             this.sending = true                         }                     }, 1000)                     sendAuthCode({ phone: this.loginFormData.phone })                 } else {                     uni.showToast({                         title: '请正确填写您的手机号',                         duration: 3000,                         icon: 'none'                     })                 }             },             getPhoneNumber: function(e) {                 if (e.detail.errMsg == "getPhoneNumber:ok") {                     // 用户点击接受后 你会拿到和之前获取基本信息一样的iv 和en 几个参数 传递给后端，                     // 后端调取微信官方的接口并且进行解密 再回传手机号到前台                     quickLogin({                         encryptedData: e.detail.encryptedData,                         iv: e.detail.iv,                         openid: this.$store.state.user.openId                     })                     .then((res) => {                         const data = res.data.data;                         const _token = 'Bearer ' + data.token;                         const roleType = (data.roleType).toString();                         this.$store.commit('user/setToken', _token)                         this.$store.commit('user/setRoleType', roleType)                         // 判断有无关注公众号                         followAccountApi().then(accountResponse => {                             const { isSubscribe } = accountResponse.data.data;                             if(isSubscribe === "true") {                                                                         uni.switchTab({                                     url: "../tabBar/index"                                 })                             } else {                                 uni.navigateTo({                                     url: './official-account'                                 })                             }                         })                     })                 }             },             // 临时用             temLogin() {                 uni.navigateTo({                     url: './official-account'                 })             }             // 临时用         }     } </script>   <style scoped lang="scss">     button::after {         border: none     }       .login-phone {         padding: 0 42rpx;     }       .login-phone-content {         margin-top: 96rpx;     }       .tabs {         position: relative;         display: flex;         justify-content: flex-start;         overflow: hidden;           .tab {             display: flex;             flex-direction: column;             align-items: center;             width: 230rpx;             text-align: center;             height: 94rpx;             font-weight: bold;             font-size: 46rpx;               &.active {                 color: #666;                 font-weight: 500;             }               .name {                 padding-top: 15rpx;                 padding-bottom: 10rpx;             }               .line {                 display: inline-block;                 width: 118rpx;                 height: 6rpx;                 border-radius: 6rpx;                 background-color: transparent;                   &.active-line {                     background-color: #5984fe;                 }             }         }           .tab+.tab {             margin-left: 80rpx;         }     }       .phone {         margin-top: 101rpx;         display: flex;         border-bottom: 1rpx solid rgba(0, 0, 0, 0.1);         padding: 36rpx 0rpx 0rpx;           .phone-input {             flex: 1;             font-size: 17px;             line-height: 24px;         }           .vertifyBtn {             text-align: right;             width: 380rpx;             font-size: 34rpx;             line-height: 48rpx;             color: #5984FE;         }     }       .vertify-number {         border-bottom: 1rpx solid rgba(0, 0, 0, 0.1);         font-size: 17px;         line-height: 24px;         padding-top: 18px;         padding-bottom: 20rpx;         margin-top: 30rpx;     }       .loginBtn {         margin-top: 88rpx;         width: 666rpx;         box-sizing: border-box;         border-radius: 8rpx;         color: #fff;         height: 94rpx;         line-height: 94rpx;         font-size: 34rpx;         text-align: center;         background: #5982F9;     }       .wechatBtn {         margin-top: 32rpx;         width: 666rpx;         height: 94rpx;         background: #55BC68;         color: white;         font-size: 34rpx;         text-align: center;         border-radius: 8rpx;         display: flex;         align-items: center;         justify-content: center;           image {             width: 72rpx;             height: 72rpx;         }     }       .serve {         width: 666rpx;         display: flex;         align-items: center;         justify-content: center;         margin: 0 auto;         font-size: 28rpx;         line-height: 20px;         color: #333333;         position: absolute;         bottom: 150rpx;           .serve-number {             margin-left: 24rpx;             color: #5982F9;             border-bottom: 1rpx solid #5982F9;         }     }       .wait {         color: #AAAAAA !important;     } </style>