表单正则（手机号、密码、用户名、邮箱、微信）

var uMobileRegular = /^(13[0-9]|14[0-9]|15[0-9]|17[0-9]|16[0-9]|19[0-9]|18[0-9])\d{8}$/; //校验手机号码
var rPasswordRegular = /^(?![0-9]+$)(?![a-zA-Z]+$)[0-9A-Za-z]{6,20}$/; //校验注册填写的密码，数字+字母
var rUserName = /^[\u4e00-\u9fa5]{2,16}$/; //2-16个汉字
var uEmail = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,10}(\s*;\s*[\w-\.]+@([\w-]+\.)+[\w-]{2,10})*(\s*;\s*)?$/ //邮箱
var wxRegex = /^[a-zA-Z]{1}[-_a-zA-Z0-9]{5,19}$/ //微信

<form id="regForm" class="from_box flexccc">
<p class="input_item flexjs">
  <input id="visitor_name" name="visitor_name" maxlength="30" class="visitor_name" type="text" placeholder="*您的姓名" autocomplete="off">
  <input id="visitor_email" name="visitor_email" maxlength="30" class="visitor_email" type="text" placeholder="您的邮箱">
</p>
<p class="input_item flexjs">
  <input id="visitor_phone" name="visitor_phone" maxlength="11" class="visitor_phone " type="tel" placeholder="*您的手机号码">
  <input id="validateCode" autocomplete="off" maxlength="5" class="validateCode " type="text" placeholder="*手机验证码">
  <span class="btn_code" id="btn_code" rel="sms-encrypt-data" rel-formobile="visitor_phone">获取验证码</span>
</p>
<input id="visitor_company" name="visitor_company" maxlength="30" class="visitor_company" type="text" placeholder="您的企业名称">
<input id="visitor_remark" name="visitor_remark" maxlength="50" class="visitor_remark" type="text" placeholder="您的企业需求">
<span class="btn flexcc submit" data-to="1">免费获取解决方案</span>
<p class="call_number flexcc">企业咨询专线：=xxxx</p>
</form>