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<?php $arr = array('a' => 1); $var = @$arr['b']; echo (empty($var) ? 'true' : 'false');
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 9
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/KvqKj
function name:  (null)
number of ops:  12
compiled vars:  !0 = $arr, !1 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        BEGIN_SILENCE                                    ~3      
          2        FETCH_DIM_R                                      ~4      !0, 'b'
          3        END_SILENCE                                              ~3
          4        ASSIGN                                                   !1, ~4
    5     5        ISSET_ISEMPTY_CV                                         !1
          6      > JMPZ                                                     ~6, ->9
          7    >   QM_ASSIGN                                        ~7      'true'
          8      > JMP                                                      ->10
          9    >   QM_ASSIGN                                        ~7      'false'
         10    >   ECHO                                                     ~7
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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