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<?php
class StringFunctions
{
/**
* @param string $string
* @return string
*/
private static function mb_ucfirst($string)
$strlen = mb_strlen($string);
$substr = mb_substr($string, 0, 1);
$substr2 = mb_substr($string, 1, $strlen - 1);
$upstring = mb_strtoupper($substr);
$ustring = $upstring . $substr2;
return $ustring;
}
* Formats a string to be used as a username.
* @param $username
public static function formatAsUsername($username)
$uname = mb_ereg_replace("^[ \t]+|[ \t]+$", "", $username);
$uname = self::mb_ucfirst($uname);
$uname = mb_ereg_replace("[ ]+", "_", $uname);
$uname = mb_ereg_replace("[_]+$", "", $uname);
return $uname;
* Formats a string to be used as an email (specifically strips whitespace
* from the beginning/end of the Email, as well as immediately before/after
* the @ in the Email).
* @param $email
public static function formatAsEmail($email)
$newemail = mb_ereg_replace("^[ \t]+|[ \t]+$", "", $email);
$newemail = mb_ereg_replace("[ \t]+@", "@", $newemail);
$newemail = mb_ereg_replace("@[ \t]+", "@", $newemail);
return $newemail;
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