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<?php $section = array('Endpoint' => 'Bla'); if (is_array($section) && isset($section['Endpoint']['class'])) echo '[bad] class is set?'; else echo '[good] class not set.'; $section = array('Endpoint' => null); if (is_array($section) && isset($section['Endpoint']['class'])) echo '[bad] class is set?'; else echo '[good] class not set.';
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 3, Position 2 = 6
Branch analysis from position: 3
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
2 jumps found. (Code = 46) Position 1 = 13, Position 2 = 16
Branch analysis from position: 13
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 19
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 20
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
Branch analysis from position: 9
2 jumps found. (Code = 46) Position 1 = 13, Position 2 = 16
Branch analysis from position: 13
Branch analysis from position: 16
Branch analysis from position: 6
filename:       /in/H5O6F
function name:  (null)
number of ops:  21
compiled vars:  !0 = $section
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        TYPE_CHECK                                  128  ~2      !0
          2      > JMPZ_EX                                          ~2      ~2, ->6
          3    >   FETCH_DIM_IS                                     ~3      !0, 'Endpoint'
          4        ISSET_ISEMPTY_DIM_OBJ                         0  ~4      ~3, 'class'
          5        BOOL                                             ~2      ~4
          6    > > JMPZ                                                     ~2, ->9
    6     7    >   ECHO                                                     '%5Bbad%5D+class+is+set%3F'
          8      > JMP                                                      ->10
    8     9    >   ECHO                                                     '%5Bgood%5D+class+not+set.'
   10    10    >   ASSIGN                                                   !0, <array>
   12    11        TYPE_CHECK                                  128  ~6      !0
         12      > JMPZ_EX                                          ~6      ~6, ->16
         13    >   FETCH_DIM_IS                                     ~7      !0, 'Endpoint'
         14        ISSET_ISEMPTY_DIM_OBJ                         0  ~8      ~7, 'class'
         15        BOOL                                             ~6      ~8
         16    > > JMPZ                                                     ~6, ->19
   13    17    >   ECHO                                                     '%5Bbad%5D+class+is+set%3F'
         18      > JMP                                                      ->20
   15    19    >   ECHO                                                     '%5Bgood%5D+class+not+set.'
         20    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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