SubsDotNet: Write your own regular expression in JS for valid e-mail ID, username accepting alphabets and digits, and land line number.For land-line number your input should be in format of : countrycode-statecode-number Ex.(+91-40-40151017) here +91 is country code 40 is state code eight digit land line number .

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script type="text/javascript">
function f1() {
var name = document.getElementById("txtName").value;
var regxname = /[a-z]{1}\d*/;
var checkname = regxname.test(name);

var email = document.getElementById("txtEmailId").value;
var regxemail = /^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,4})$/;
var checkemail = regxemail.test(email);

var phone = document.getElementById("txtLandLineNo").value;
var regxphone = /\d{2}([-]*)\d{2}([-]*)\d{8}/;
var checkphone = regxphone.test(phone);

if (name == null || name == "") {
alert("Please Enter Name");
return false;
}
if (checkname == null || checkname == "") {

alert("Name Enter Start with letters..");
return false;
}
// else {

// alert("Name Successfully Entered..");
// return true;
// }

if (email == null || email == "") {
alert("Please Enter Email");
return false;
}
if (checkemail == null || checkemail == "") {

alert("Email Enter with Proper Format..");
return false;
}
// else {

// alert("Email Successfully Entered..");
// return true;
// }

if (phone == null || phone == "") {
alert("Please Enter Land phone No..");
return false;
}
if (checkphone == null || checkphone == "") {

alert("Phone Enter with Proper Format..");
return false;
}
else {

alert("Phone Successfully Entered..");
return true;
}

}

</script>

</head>
<body>
<form action="HTMLPage2.htm" >
<div align="center" style="background-color: Silver" >
<table>
<tr>
<td colspan='3'>
                 
Registration Form
</td>
</tr>

<tr>
<td>Name</td>
<td>:</td>
<td>
<input id="txtName" type="text" />
</td>
</tr>
<tr>
<td>E-mail Id</td>
<td>:</td>
<td>
<input id="txtEmailId" type="text" />
</td>
</tr>
<tr>
<td>Land-Line Number</td>
<td>:</td>
<td>
<input id="txtLandLineNo" type="text" />
</td>
</tr>
<tr>
<td></td>
<td></td>
<td>

<input id="btnSubmit" type="button" value="Submit" onclick="return f1()" />
</td>
</tr>

</table>
</div>

</form>

</body>
</html>

SubsDotNet

Monday, 25 November 2013

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