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<?php $a; echo isset($a["a"]["b"]) ? "T":"F";
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 5
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eN24O
function name:  (null)
number of ops:  8
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   FETCH_DIM_IS                                     ~1      !0, 'a'
          1        ISSET_ISEMPTY_DIM_OBJ                         0          ~1, 'b'
          2      > JMPZ                                                     ~2, ->5
          3    >   QM_ASSIGN                                        ~3      'T'
          4      > JMP                                                      ->6
          5    >   QM_ASSIGN                                        ~3      'F'
          6    >   ECHO                                                     ~3
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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