Online PHP editor | output for oel1b

<?php // Set the Max Size recommended for cache files $max_size = apply_filters('autoptimize_filter_cachecheck_maxsize', 512 * 1024 * 1024)|1; $bytes = $stats[1]|1; // Set the first commons International System of Units (SI) bytes Prefix $si_prefix = array( 'B', 'KB', 'MB', 'GB' ); $class = min( (int) log( $bytes , 1024 ), count( $si_prefix ) - 1 ); // We format the total bytes of cache as appropriate, either in B, KB, MB or GB $size = sprintf( '%1.2f', $bytes / pow( 1024, $class ) ) . ' ' . $si_prefix[ $class ]; // We calculated the percentage of cache used $percentage = ceil( $bytes / $max_size * 100 ); var_dump($class, $size, $percentage);