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layui.js實(shí)現(xiàn)的表單驗(yàn)證功能示例

 更新時(shí)間:2017年11月15日 11:21:22   作者:我是高手高手高高手  
這篇文章主要介紹了layui.js實(shí)現(xiàn)的表單驗(yàn)證功能,結(jié)合實(shí)例形式分析了基于layui.js的事件監(jiān)聽(tīng)、驗(yàn)證、判定等相關(guān)操作技巧,需要的朋友可以參考下

本文實(shí)例講述了layui.js實(shí)現(xiàn)的表單驗(yàn)證功能。分享給大家供大家參考,具體如下:

該示例可針對(duì)文本框,手機(jī),郵箱,textarea等格式進(jìn)行驗(yàn)證

首先引入如下文件:

<script src="layui/layui.js"></script>
<script src="layui/lay/dest/layui.all.js"></script>
<link rel="stylesheet" href="layui/css/layui.css" rel="external nofollow" rel="external nofollow" >

HTML代碼:

<form class="layui-form" action="">
 <div class="layui-form-item">
  <label class="layui-form-label">反饋主題</label>
  <div class="layui-input-block">
   <input name="title" class="layui-input" type="text" placeholder="請(qǐng)輸入標(biāo)題" 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="請(qǐng)輸入姓名" autocomplete="off" lay-verify="fname">
  </div>
 </div>
 <div class="layui-form-item">
  <label class="layui-form-label">手機(jī)</label>
  <div class="layui-input-block">
   <input name="phone" class="layui-input" type="tel" autocomplete="off" placeholder="請(qǐng)輸入手機(jī)" lay-verify="phone">
  </div>
 </div>
 <div class="layui-form-item">
  <label class="layui-form-label">郵箱</label>
  <div class="layui-input-block">
   <input name="email" class="layui-input" type="text" autocomplete="off" placeholder="請(qǐng)輸入郵箱" lay-verify="email">
  </div>
 </div>
 <div class="layui-form-item">
  <label class="layui-form-label">單選框</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="請(qǐng)輸入內(nèi)容">請(qǐng)輸入內(nèi)容</textarea>
  </div>
 </div>-->
 <div class="layui-form-item layui-form-text">
  <label class="layui-form-label">內(nèi)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="">跳轉(zhuǎn)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驗(yàn)證代碼

<script>
layui.use(['form', 'layedit', 'laydate'], function(){
 var form = layui.form()
 ,layer = layui.layer
 ,layedit = layui.layedit
 ,laydate = layui.laydate;
 //自定義驗(yàn)證規(guī)則
 form.verify({
    title: function(value){
     if(value.length < 5){
      return '標(biāo)題至少得5個(gè)字符啊';
     }
    }, fname: function(value){
     if(value.length < 4){
      return '請(qǐng)輸入至少4位的用戶名';
     }
    }, contact: function(value){
     if(value.length < 4){
      return '內(nèi)容請(qǐng)輸入至少4個(gè)字符';
     }
    }
    ,phone: [/^1[3|4|5|7|8]\d{9}$/, '手機(jī)必須11位,只能是數(shù)字!']
    ,email: [/^[a-z0-9._%-]+@([a-z0-9-]+\.)+[a-z]{2,4}$|^1[3|4|5|7|8]\d{9}$/, '郵箱格式不對(duì)']
 });
 //創(chuàng)建一個(gè)編輯器
 layedit.build('LAY_demo_editor');
 //監(jiān)聽(tīng)提交
 form.on('submit(demo1)', function(data){
  layer.alert(JSON.stringify(data.field), {
   title: '最終的提交信息'
  })
  return false;
 });
});
</script>

完整示例代碼如下:

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>www.dbjr.com.cn layui 表單驗(yàn)證</title>
<script src="layui/layui.js"></script>
<script src="layui/layui.all.js"></script>
<link rel="stylesheet" href="layui/css/layui.css" rel="external nofollow" rel="external nofollow" >
</head>
<body>
<form class="layui-form" action="">
 <div class="layui-form-item">
 <label class="layui-form-label">反饋主題</label>
 <div class="layui-input-block">
  <input name="title" class="layui-input" type="text" placeholder="請(qǐng)輸入標(biāo)題" 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="請(qǐng)輸入姓名" autocomplete="off" lay-verify="fname">
 </div>
 </div>
 <div class="layui-form-item">
 <label class="layui-form-label">手機(jī)</label>
 <div class="layui-input-block">
  <input name="phone" class="layui-input" type="tel" autocomplete="off" placeholder="請(qǐng)輸入手機(jī)" lay-verify="phone">
 </div>
 </div>
 <div class="layui-form-item">
 <label class="layui-form-label">郵箱</label>
 <div class="layui-input-block">
  <input name="email" class="layui-input" type="text" autocomplete="off" placeholder="請(qǐng)輸入郵箱" lay-verify="email">
 </div>
 </div>
 <div class="layui-form-item">
 <label class="layui-form-label">單選框</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="請(qǐng)輸入內(nèi)容">請(qǐng)輸入內(nèi)容</textarea>
 </div>
 </div>-->
 <div class="layui-form-item layui-form-text">
 <label class="layui-form-label">內(nèi)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="">跳轉(zhuǎn)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>
layui.use(['form', 'layedit', 'laydate'], function(){
 var form = layui.form()
 ,layer = layui.layer
 ,layedit = layui.layedit
 ,laydate = layui.laydate;
 //自定義驗(yàn)證規(guī)則
 form.verify({
    title: function(value){
     if(value.length < 5){
      return '標(biāo)題至少得5個(gè)字符啊';
     }
    }, fname: function(value){
     if(value.length < 4){
      return '請(qǐng)輸入至少4位的用戶名';
     }
    }, contact: function(value){
     if(value.length < 4){
      return '內(nèi)容請(qǐng)輸入至少4個(gè)字符';
     }
    }
    ,phone: [/^1[3|4|5|7|8]\d{9}$/, '手機(jī)必須11位,只能是數(shù)字!']
    ,email: [/^[a-z0-9._%-]+@([a-z0-9-]+\.)+[a-z]{2,4}$|^1[3|4|5|7|8]\d{9}$/, '郵箱格式不對(duì)']
 });
 //創(chuàng)建一個(gè)編輯器
 layedit.build('LAY_demo_editor');
 //監(jiān)聽(tīng)提交
 form.on('submit(demo1)', function(data){
  layer.alert(JSON.stringify(data.field), {
   title: '最終的提交信息'
  })
  return false;
 });
});
</script>
</body>
</html>

運(yùn)行效果如下:

附:layui插件源碼可點(diǎn)擊此處本站下載。

另外,其他驗(yàn)證功能還可參考本站http://www.dbjr.com.cn/article/96722.htm

希望本文所述對(duì)大家基于layui框架的程序設(shè)計(jì)有所幫助。

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