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<?php $a=[]; $length = (int) isset($a['length']) ? $a['length'] : -1;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 7
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/iIjLB
function name:  (null)
number of ops:  10
compiled vars:  !0 = $a, !1 = $length
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ISSET_ISEMPTY_DIM_OBJ                         0  ~3      !0, 'length'
          2        CAST                                          4  ~4      ~3
          3      > JMPZ                                                     ~4, ->7
          4    >   FETCH_DIM_R                                      ~5      !0, 'length'
          5        QM_ASSIGN                                        ~6      ~5
          6      > JMP                                                      ->8
          7    >   QM_ASSIGN                                        ~6      -1
          8    >   ASSIGN                                                   !1, ~6
    4     9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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