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<?php class C { function __isset($x) { return false; } } echo empty(new C());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/teQIb
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   NEW                                              $0      'C'
          1        DO_FCALL                                      0          
          2        BOOL_NOT                                         ~2      $0
          3        ECHO                                                     ~2
          4      > RETURN                                                   1

Class C:
Function __isset:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/teQIb
function name:  __isset
number of ops:  3
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1      > RETURN                                                   <false>
          2*     > RETURN                                                   null

End of function __isset

End of class C.

Generated using Vulcan Logic Dumper, using php 8.0.0


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