File size calculator function return file size format into kb, mb or gb.
function file_size($size, $out = 'kb', $precision = 2) { switch ($out) { case 'kb': return round($size / 1024, $precision); break; case 'mb': return round($size / (1024 * 1024), $precision); break; case 'gb': return round($size / (1024 * 1024 * 1024), $precision); break; } return false; }
Random string generator. Optionally, you can give it a desired string length. function rnd_string($len = 24) { $str = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; $str...
This function check if an url is valid or not. function is_valid_url($url) { return preg_match('|^http(s)?://[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(/.*)?$|i', $url); }...
Parse a string into separate words (array output). function parser($str, $char = ' ') { $str = trim($str); $str = $str . $char; $len = strlen($str); $words = array(); $w = '...
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;...
