vue form表單驗證

 <el-select v-model="ruleForm.region" placeholder="請選擇活動區域">
      <el-option label="區域一" value="shanghai"></el-option>
      <el-option label="區域二" value="beijing"></el-option>
 </el-select>

　　

  ruleForm: {
          name: '',
          region: '',
          date1: '',
          date2: '',
          delivery: false,
          type: [],
          resource: '',
          desc: ''
        },
        rules: {
          name: [
            { required: true, message: '請輸入活動名稱', trigger: 'blur' },
            { min: 3, max: 5, message: '長度在 3 到 5 個字符', trigger: 'blur' }
          ],
          region: [
            { required: true, message: '請選擇活動區域', trigger: 'change' }
          ],

　　v-model="ruleForm.region"和prop="region"也必須保持一致