Parse a string into separate words (array output).
function parser($str, $char = ' ') { $str = trim($str); $str = $str . $char; $len = strlen($str); $words = array(); $w = ''; $c = 0; for ($i = 0; $i < $len; $i++) if ($str[$i] != $char) $w = $w . $str[$i]; else if (($w != $char) and ($w != '')) { $words[$c] = $w; $c++; $w = ''; } return $words; } $x = parser('hello world!'); print_r($x);
The best way to determine the character count of a UTF8 string. function strlen_utf8( $str ) { return mb_strlen( $str, 'UTF-8' ); } //or... function strlen_utf8( $str ) { $c = 0;...
This function check if an e-mail address is valid or not. function valid_email($email) { return preg_match('/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/', $email);...
Detect leap year for gregorian and shamsi date. function gLeapYear($year) { if (($year % 4 == 0) and (($year % 100 != 0) or ($year % 400 == 0))) return true; else return ...
Encrypt function return different value with each execute but decrypt function return input value. for example: first execute: encrypt('hello') => 'axxdfg34', decrypt('axxdfg34') return 'hello'...
