实现方法:
1、提取邮箱
2、对提取出来的邮箱进行切割,用到JS的 “split”方法
3、对切割后的值进行判断
javascript:
1 var Btn = document.getElementById('btn'); 2 Btn.onclick = function (){ 3 goEail('Email', 'link'); 4 } 5 6 function goEail(obj, ln){ 7 var Email = document.getElementById(obj).value; 8 var Link = document.getElementById(ln); 9 //console.log(Email.split("@")[1]); 10 var MailLink = Email.split("@")[1]; 11 MailLink = MailLink.toLowerCase(); 12 if(MailLink == "163.com"){ 13 Link.href = "http://www.163.com"; 14 }else if(MailLink == "126.com"){ 15 Link.href = "http://www.126.com"; 16 }else if(MailLink == "qq.com"){ 17 Link.href = "http://www.qq.com"; 18 }else{ 19 alert("请输入正确的邮箱地址"); 20 } 21 }
HTML:
1 <button type="button" id="btn">获取邮箱链接</button> 2 <input type="text" name="" id="Email" value=""> 3 <a href="" title="" id="link">登录邮箱</a>