데이터 검증 및 양식 검증을 위해 Vue 및 Element-UI를 사용하는 방법

npm install element-ui --save

import Vue from 'vue';
import ElementUI from 'element-ui';
import 'element-ui/lib/theme-chalk/index.css';

Vue.use(ElementUI);

<template>
  <el-form ref="form" :model="form" :rules="rules" label-width="80px">
    <el-form-item label="用户名" prop="username">
      <el-input v-model="form.username"></el-input>
    </el-form-item>
    <el-form-item label="密码" prop="password">
      <el-input type="password" v-model="form.password"></el-input>
    </el-form-item>
    <el-form-item>
      <el-button type="primary" @click="submitForm">提交</el-button>
      <el-button @click="resetForm">重置</el-button>
    </el-form-item>
  </el-form>
</template>

<script>
export default {
  data() {
    return {
      form: {
        username: '',
        password: ''
      },
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 10, message: '用户名长度在3到10个字符之间', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 20, message: '密码长度在6到20个字符之间', trigger: 'blur' }
        ]
      }
    };
  },
  methods: {
    submitForm() {
      this.$refs.form.validate(valid => {
        if (valid) {
          // 表单验证通过，可以提交表单
          console.log('表单验证通过');
        } else {
          // 表单验证不通过
          console.log('表单验证不通过');
          return false;
        }
      });
    },
    resetForm() {
      this.$refs.form.resetFields();
    }
  }
};
</script>

<template>
  <el-form ref="form" :model="form" :rules="rules" label-width="80px">
    <el-form-item label="手机号码" prop="phone">
      <el-input v-model="form.phone"></el-input>
    </el-form-item>
    <el-form-item>
      <el-button type="primary" @click="submitForm">提交</el-button>
      <el-button @click="resetForm">重置</el-button>
    </el-form-item>
  </el-form>
</template>

<script>
export default {
  data() {
    return {
      form: {
        phone: ''
      },
      rules: {
        phone: [
          { required: true, message: '请输入手机号码', trigger: 'blur' },
          { validator: this.validatePhone, trigger: 'blur' }
        ]
      }
    };
  },
  methods: {
    validatePhone(rule, value, callback) {
      const reg = /^1[3|4|5|7|8][0-9]d{8}$/;
      if (reg.test(value)) {
        callback();
      } else {
        callback(new Error('手机号码格式不正确'));
      }
    },
    submitForm() {
      this.$refs.form.validate(valid => {
        if (valid) {
          // 表单验证通过，可以提交表单
          console.log('表单验证通过');
        } else {
          // 表单验证不通过
          console.log('表单验证不通过');
          return false;
        }
      });
    },
    resetForm() {
      this.$refs.form.resetFields();
    }
  }
};
</script>