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), $precision); break; } return false; }
This function check if an e-mail address is valid or not. function valid_email($email) { return preg_match('/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/', $email);...
Quick extract numbers from a unicode string......
This function return formatting of file sizes in a human readable format. function formatFileSize( $size ) { $file_size = $size; $i = 0; $name = array( 'byte', 'kB', 'MB', '...
If file exists then delete the file. function delFile( $file_name ) { if ( file_exists( $file_name ) ) // Does '$file_name' exist { unlink( $file_name ); return true; } ...
