//指定數據中心的驗證表單valiForm，驗證規則rules<el-form :model="valiForm" :rules="rules" ref="valiForm" label-width="100px" class="demo-valiForm">  <el-form-item label="名稱：" :label-width="formLabelWidth" prop='name'>   <el-input v-model="valiForm.name"></el-input>  </el-form-item></el-form>

//add('valiForm')方法要傳驗證表單名<el-button type="primary" @click="add('valiForm')">確 定</el-button>

data () { let nameRule1 = (rule, value, callback) => {  let regExp = //;  if (regExp.test(value) === false) {   callback(new Error('不通過正則'));  } else {   callback();  } }; return {  valiForm: {   name: ''  },  rules: {   name: [   { required: true, message: '請輸入名稱', trigger: 'blur' },   { min: 5, max: 10, message: '長度在 5 到 10 個字符', trigger: 'blur' },   { validator: nameRule1, trigger: 'blur' }   ]  } }; },

methods:{ add(formName) {  this.$refs[formName].validate((valid) => {  if (valid) {   //通過驗證執行  } else {   //驗證失敗執行   console.log('error submit!!');   return false;  }  }); }}