Javascript正则表达式验证邮箱地址

 1 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 2 <html>  
 3 <head>  
 4 <mce:script language="Javascript1.2"><!--
 5   
 6 function verifyAddress(obj)  
 7 {  
 8  var email = obj.email.value;  
 9  var pattern = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(.[a-zA-Z0-9_-])+/;  
10  flag = pattern.test(email);  
11  if(flag)  
12  {  
13   alert("恭喜您!您填写的邮箱地址是正确的!"); 
14   return true;  
15  }  
16  else  
17  {  
18   alert("请再试一次");  
19   return false;  
20  }  
21 }  
22 // --></mce:script>  
23 </head>  
24 <body>  
25     <form onSubmit="return verifyAddress(this);">  
26     <input name="email" type="text">  
27     <input type="submit">  
28     </form>  
29 </body>  
30 </html>  

 

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