layui表单验证demo

来源：互联网发布：云计算产业链市场份额编辑：程序博客网时间：2024/05/09 13:52
表单验证方法很多，使用layui插件自带的验证写法也是很简单。首先到官网http://www.layui.com/下载layui插件，然后按照官方提供的API编写前台页面就可以了，下面提供一个layui.form验证的例子。
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>layui.form小例子</title><link href="layui/css/layui.css" rel="stylesheet" /></head><body><form class="layui-form">    <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|required">      </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|required">      </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>  <script type="text/javascript" src="layui/layui.js"></script><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>
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