jamiel@n00mbie~$ rm test*
jamiel@n00mbie~$ vi test.php
jamiel@n00mbie~$ vi test2.php
jamiel@n00mbie~$ chmod +x test*
jamiel@n00mbie~$ ./test
test.php   test2.php
jamiel@n00mbie~$ ./test.php
Segmentation fault
jamiel@n00mbie~$ ./test2.php
Hello World
jamiel@n00mbie~$ diff test.php test2.php
jamiel@n00mbie~$