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Email Address checking

Posted By:Abraham       Posted Date: August 29, 2010    Points: 10    Category: Javascript    URL: http://www.dotnetspark.com  

Checking Email Address
 

Checking Email Address


E-mail: 
function checkForm(formObj) { return checkEmail(formObj.myField.value); } function checkEmail(email) { if (email.length == 0) { window.alert("You must provide an e-mail address."); return false; } if (email.indexOf("/") > -1) { window.alert("E-mail address has invalid character: /"); return false; } if (email.indexOf(":") > -1) { window.alert("E-mail address has invalid character: :"); return false; } if (email.indexOf(",") > -1) { window.alert("E-mail address has invalid character: ,"); return false; } if (email.indexOf(";") > -1) { window.alert("E-mail address has invalid character: ;"); return false; } if (email.indexOf("@") < 0) { window.alert("E-mail address is missing @"); return false; } if (email.indexOf("\.") < 0) { window.alert("E-mail address is missing ."); return false; } return true; }

     

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