Anonymous

$ /usr/local/php5/bin/php<?php$n = 1;echo("INDEX: " . $n . "\n");echo("INDEX: " . $n-1 . "\n");?>INDEX: 1-1$ /usr/local/php4/bin/php<?php$n = 1;echo("INDEX: " . $n . "\n");echo("INDEX: " . $n-1 . "\n");?>INDEX: 1-1