npm install vue-verify-plugin

<div>
  <div>
    <input type="text" placeholder="姓名" v-verify.grow1="username" v-model="username"/>
    <label v-verified="verifyError.username"></label>
  </div>
  <div>
    <input type="password" placeholder="密码" v-verify.grow1="pwd" v-model="pwd"/>
    <label v-verified="verifyError.pwd"></label>
  </div>
  <button v-on:click="submit">确认</button>
 </div>

import Vue from "vue";
import verify from "vue-verify-plugin";
Vue.use(verify);

export default{
  data:function(){
    return {
      username:"",
      pwd:""
    }
  },
  methods:{
    submit:function(){
      if(this.$verify.check()){
        //通过验证  
      }
    }
  },
  verify:{
    username:[
      "required",
      {
        test:function(val){
          if(val.length<2){
            return false;
          }
          return true;
        },
        message:"姓名不得小于2位"
      }
    ]，
    pwd:"required"
  }，
  computed:{
    verifyError:function(){
      return this.$verify.$errors;
    }
  }
}

//自定义teacher分组
v-verify.teacher
//自定义student分组
v-verify.student

//验证时可分开进行验证 

//验证student 分组
this.$verify.check("student")
//验证teacher 分组
this.$verify.check("teacher")
//验证所有
this.$verify.check();

<input v-model="username" v-verify="username">

<label v-show="$verify.$errors.username && $verify.$errors.username.length" v-text="$verify.$errors.username[0]"></label>
<!--等价于-->
<label v-verified="$verify.$errors.username"></label>
<!--展示所有错误-->
<label v-verified.join="$verify.$errors.username">

var myRules={
  phone:{
    test:/^1[34578]\d{9}$/,
    message:"电话号码格式不正确"
  },
  max6:{
    test:function(val){
      if(val.length>6) {
        return false
      }
      return true;
    },
    message:"最大为6位"
  }

}
import Vue from "vue";
import verify from "vue-verify-plugin";
Vue.use(verify,{
  rules:myRules
});