文本框，手机，邮箱，textarea等格式的验证

<script src="layui/layui.js"></script>

<script src="layui/lay/dest/layui.all.js"></script> 

<link rel="stylesheet" href="layui/css/layui.css"> 

HTML代码：

<form class="layui-form" action=""><div class="layui-form-item"><label class="layui-form-label">反馈主题</label><div class="layui-input-block"><input name="title" class="layui-input" type="text" placeholder="请输入标题" autocomplete="off" lay-verify="title"></div></div><div class="layui-form-item"><label class="layui-form-label">姓名</label><div class="layui-input-block"><input name="fname" class="layui-input" type="text" placeholder="请输入姓名" autocomplete="off" lay-verify="fname"></div></div><div class="layui-form-item"><label class="layui-form-label">手机</label><div class="layui-input-block"><input name="phone" class="layui-input" type="tel" autocomplete="off" placeholder="请输入手机" lay-verify="phone"></div></div><div class="layui-form-item"><label class="layui-form-label">邮箱</label><div class="layui-input-block"><input name="email" class="layui-input" type="text" autocomplete="off" placeholder="请输入邮箱" lay-verify="email"></div></div><div class="layui-form-item"><label class="layui-form-label">单选框</label><div class="layui-input-block"><input name="sex" title="男" type="radio" checked="" value="男"><input name="sex" title="女" type="radio" value="女"><input name="sex" title="保密" type="radio" value="密"></div></div><!--<div class="layui-form-item layui-form-text"><label class="layui-form-label">普通文本域</label><div class="layui-input-block"><textarea class="layui-textarea" placeholder="请输入内容">请输入内容</textarea></div></div>--><div class="layui-form-item layui-form-text"><label class="layui-form-label">内容</label><div class="layui-input-block"><textarea class="layui-textarea layui-hide"  name="contact" id="LAY_demo_editor" lay-verify="contact"></textarea></div></div><div class="layui-form-item"><div class="layui-input-block"><button class="layui-btn" lay-filter="demo2" lay-submit="">跳转式提交</button><button class="layui-btn" lay-filter="demo1" lay-submit="">立即提交</button><button class="layui-btn layui-btn-primary" type="reset">重置</button></div></div></form>

js验证代码

<script>
layui.use(['form', 'layedit', 'laydate'], function(){var form = layui.form(),layer = layui.layer,layedit = layui.layedit,laydate = layui.laydate;//自定义验证规则form.verify({title: function(value){if(value.length < 5){return '标题至少得5个字符啊';}}, fname: function(value){if(value.length < 4){return '请输入至少4位的用户名';}}, contact: function(value){if(value.length < 4){return '内容请输入至少4个字符';}},phone: [/^1[3|4|5|7|8]\d{9}$/, '手机必须11位，只能是数字！'],email: [/^[a-z0-9._%-]+@([a-z0-9-]+\.)+[a-z]{2,4}$|^1[3|4|5|7|8]\d{9}$/, '邮箱格式不对']});//创建一个编辑器layedit.build('LAY_demo_editor');//监听提交form.on('submit(demo1)', function(data){layer.alert(JSON.stringify(data.field), {title: '最终的提交信息'})return false;});});
</script>

其它验证可以看看这里

http://www.51xuediannao.com/js/jquery/jquery_validate/