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@ 2014-06-16T10:08:31Z

<?php

function o($s) {echo $s;}
!is_file('/in/') && o('isn\'t file') xor file_exists('/in/') && o('exists');

Output
Performance
VLD
References
Branches

is_file: documentation ( source)
file_exists: documentation ( source)

preferences:dark modelive preview

42.23 ms | 402 KiB | 5 Q