- get_defined_functions: documentation ( source)
- array_values: documentation ( source)
- array_filter: documentation ( source)
- current: documentation ( source)
- md5: documentation ( source)
<?php
function a($_ = 0) {(
$___=__FUNCTION__
)&&
!$_ and list($_,$__) = array_values(array_filter($___(42), $___)) and
!$_($__($___)) and
$___($___); return
$_
&42
?current(get_defined_functions()):(
!((
$_=md5($_))-42*2)or
!(md5($_ = md5($_))-42/2
*3)
);};
a();