1. 表单加上rules
<el-form class="apply-form first-form" :model="formData" :rules="rule" ref="form">    <el-form-item label="姓名" prop="visitorName">        <el-input v-model="formData.visitorName" placeholder="请输出姓名" clearable></el-input>    </el-form-item>    <el-form-item label="身份证号" prop="cardCode">       <el-input v-model="formData.cardCode" :maxlength="18" placeholder="请输出身份证号" clearable></el-input>    </el-form-item></el-form>

对应的data()里边写rule{}

data() {   return {       formData: {           visitorName: '',           cardType: 1,           cardCode: ''       },       rule: {           visitorName: [               { required: true, message: '请输出姓名', trigger: 'blur' },               { min: 2, max: 10, message: '长度在 2 到 10 个字符', trigger: 'blur' },               {                        required: true,                        pattern: /^[\u4e00-\u9fa5_a-zA-Z0-9.·-]+$/,                        message: '姓名不反对特殊字符',                        trigger: 'blur'               }          ],          cardCode: [              { required: true, message: '请输出身份证号', trigger: 'blur' },              { min: 15, max: 18, message: '请如实填写18位号码,以供学校保卫科核查', trigger: 'blur' },              {                   required: true,                   pattern: /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/,                   message: '请输出正确的身份证号码',                   trigger: 'blur'              }          ]      }   }}

自定义校验规定:

data() {    let reg = /(?!^(\d+|[a-zA-Z]+|[~!@#$%^&*?]+)$)^[\w~!@#$%^&*?]{6,12}$/    var validateNewPwd = (rule, value, callback) => {        if (!reg.test(value)) {            callback(new Error('明码应是6-12位数字、字母或字符!'))        } else if (this.form.oldPasswd === value) {            callback(new Error('新密码与旧明码不可统一!'))        } else {            callback()        }    }    var validateComfirmPwd = (rule, value, callback) => {        if (!reg.test(value)) {            callback(new Error('明码应是6-12位数字、字母或字符!'))        } else if (this.form.newPasswd !== value) {            callback(new Error('确认明码与新密码不统一!'))        } else {            callback()        }    }    return {        form: {            newPasswd: '',            comfirmPwd: ''        },        rules: {            newPasswd: [                { required: true, message: '请输出新密码', trigger: 'blur' },                { validator: validateNewPwd, trigger: 'blur' }            ],            comfirmPwd: [                { required: true, message: '请输出确认明码', trigger: 'blur' },                { validator: validateComfirmPwd, trigger: 'blur' }            ]        }    }}
  1. 独自增加relus
<el-form-item label="电话号码" :prop="phoneNum" :rules="[{ required: true, message: '请输出电话号码', trigger: 'blur' }, { required: true, pattern: /^((13|14|15|16|17|18)[0-9]{1}\d{8})|((166|199|198)[0-9]{1}\d{7})$/, message: '请输出正确的电话号码', trigger: 'blur' }]">    <el-input v-model="v.phoneNum" :maxlength="11" placeholder clearable></el-input></el-form-item>
  1. 动静增加表单项
addPhone() {    let len = this.formData.phoneInfoList.length    this.$set(this.formData.phoneInfoList, len, {        relation: [],        phoneNum: '',        relationType: 0,        schoolId: this.selectedUser.schoolId,        userCode: this.selectedUser.userCode    })},deletePhone(item) {    if (this.formData.phoneInfoList.length > 1) {        // 示意先获取这个元素的下标,而后从这个下标开始计算,删除长度为1的元素        this.formData.phoneInfoList.splice(this.formData.phoneInfoList.indexOf(item), 1);    } else {        this.$vux.toast.text('至多保留一个家长亲情号码!')        return false    }},