jsVerification

验证调试运行代码 /*邮箱地址验证*/ function checkEmail(){ var s=document.getElementById("input").value; alert(s); var patrnlenght=/^([a-zA-Z0-9_-]{4,10})/; var patrn=/^([a-zA-Z0-9_-]{4,10})+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/; if(!patrnlenght.exec(s)){ alert("您输入的数据不符合要求,请您重新输入4-10个字符!