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<?php function incr(){ return $a++; // $a is undefined } echo incr();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/3uhS6
function name:  (null)
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'incr'
          1        DO_FCALL                                      0  $0      
          2        ECHO                                                     $0
          3      > RETURN                                                   1

Function incr:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/3uhS6
function name:  incr
number of ops:  3
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   POST_INC                                         ~1      !0
          1      > RETURN                                                   ~1
    5     2*     > RETURN                                                   null

End of function incr

Generated using Vulcan Logic Dumper, using php 8.0.0


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