1.placeholder
<input type="text" placeholder="请输入手机号码" class="phone" tabIndex = "1" /></li>
2.标签data-title,jquery中获取$().data('title')
1.placeholder
<input type="text" placeholder="请输入手机号码" class="phone" tabIndex = "1" /></li>
2.标签data-title,jquery中获取$().data('title')