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<?php class Test { public $a; } $arr = array('a' => 1); $var = new Test (); echo (isset($var->a) ? 'true' : 'false');
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/88GGi
function name:  (null)
number of ops:  11
compiled vars:  !0 = $arr, !1 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   ASSIGN                                                   !0, <array>
    8     1        NEW                                              $3      'Test'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !1, $3
    9     4        ISSET_ISEMPTY_PROP_OBJ                                   !1, 'a'
          5      > JMPZ                                                     ~6, ->8
          6    >   QM_ASSIGN                                        ~7      'true'
          7      > JMP                                                      ->9
          8    >   QM_ASSIGN                                        ~7      'false'
          9    >   ECHO                                                     ~7
         10      > RETURN                                                   1

Class Test: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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