Get the file size: filesize
<html> <head> <title>Get the file size: filesize</title> </head> <body> <?php $file = "test.txt"; outputFileTestInfo( $file ); function outputFileTestInfo( $f ){ if ( ! file_exists( $f ) ){ print "$f does not exist<BR>"; return; } print "$f is ".(filesize($f))." bytes<br>"; } ?> </body> </html>