VUE实现密码验证与提示功能

<template>
 <div class="pwdTipContent" v-show="isShowTip">
 <dl>
 <dt>
 <i class="iWeak" :class="{active: degreeNumber >= 3 , normal: degreeNumber==1 || degreeNumber == 2}"></i>
 <i class="iMiddle" :class="{active: degreeNumber >= 3, normal: degreeNumber == 2}"></i>
 <i class="iStrong" :class="{active:degreeNumber>=3}"></i>
 <b class="degreeWeak" v-show='degreeNumber==1'>弱</b>
 <b class="degreeMiddle" v-show='degreeNumber==2'>中</b>
 <b class="degreeStrong" v-show='degreeNumber>=3'>强</b>
 </dt>
 <dd>
 <i :class="{'el-icon-warning': !bPwd, 'active': bPwd === false, 'el-icon-suess': bPwd}"></i>8-24 位
 </dd>
 </dl>
 </div>
</template>
<script>
 export default {
 name: "verifyPassWordTip",
 props: {
 password: {
 type: String
 },
 isShowTip: {
 type: Boolean
 }
 },
 data() {
 return {
 bPwd: null,//密码值和长度的验证
 degreeNumber: 0//密码复杂度的验证
 };
 },
 watch: {
 password() {
 this.initPassWord();
 }
 },
 methods: {
 /
  密码加载
 /
 initPassWord() {
 if (!this.password) {
  this.$data.bPwd = null; //没有值标签背景置灰
  this.$data.degreeNumber=0;
 } else {
  let objReturn = this.passwordValid(this.password);
  if (objReturn) {
  this.$data.bPwd = objReturn.bPwd;
  this.$data.degreeNumber = objReturn.degreeNumber;
  }
 }
 },
 /
  密码验证（密码复杂度(1)大写字母(2)小写字母(3)数字(4)特殊符号，密码至少需包含上述情形中的三种）
  @param valPWD输入的密码信息
  @return 返回验证信息
 /
 passwordValid(valPwd) {
 let msg = "";
 let degreeNumber = 0;
 let bPwd = false;

 if (valPwd == null || valPwd.length < 8 || valPwd.length > 24 || valPwd.trim().length == "") {
  bPwd = false;
 } else {
  bPwd = true;
 }
 let arrVerify = [
  {regName: 'Number', regValue: /^.[0-9]+.