Categories
Snaps
Search
Register
Contact
API

E-mail address validation

A function that validates e-mail addresses with dns lookup and syntax check

<?
public function validate_email($str)
{
	if (!eregi("^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$", $str)) return false;
	list($usr, $domain) = split('@', $str);
	if (!@checkdnsrr($domain, 'MX')) return false;
	return true;
}
?>

Usage

No special instructions

Comments

Add your comment

Unlock Blackberry Instantly

Search

Login

Coder: steve

PHPSnaps user steve

View more snaps from steve
View steve's profile

Rate this snap

Rating: 0 / 5 (0 votes) 2729 views

Custom class generator

Selected snaps:

None selected yet.

Hot PHP snaps

PHP image slideshow auto
PHP pagination class
Bootstrap PHP code
Clean URL
PHP ffmpeg Upload Script
Rijndael 256 bit encryption using mcrypt
generate a preview image from an FLV file on-the-fly, or to save
Median calculator

Partners

PHP Site
PHPSnips

© 2008 - 2012 PHPSnaps.com