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<?php foreach (array('"" == 0', '0 == ""', '"" == "0"', '"0" == ""', '"" == null', 'null == ""') as $e) { echo $e, ' ==> ', var_dump(eval(e)); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 1, Position 2 = 11
Branch analysis from position: 1
2 jumps found. (Code = 78) Position 1 = 2, Position 2 = 11
Branch analysis from position: 2
1 jumps found. (Code = 42) Position 1 = 1
Branch analysis from position: 1
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/kU6Yr
function name:  (null)
number of ops:  13
compiled vars:  !0 = $e
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E > > FE_RESET_R                                       $1      <array>, ->11
          1    > > FE_FETCH_R                                               $1, !0, ->11
    3     2    >   ECHO                                                     !0
          3        ECHO                                                     '++%3D%3D%3E+'
          4        INIT_FCALL                                               'var_dump'
          5        FETCH_CONSTANT                                   ~2      'e'
          6        INCLUDE_OR_EVAL                                  $3      ~2, EVAL
          7        SEND_VAR                                                 $3
          8        DO_ICALL                                         $4      
          9        ECHO                                                     $4
    2    10      > JMP                                                      ->1
         11    >   FE_FREE                                                  $1
    4    12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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149.2 ms | 1394 KiB | 15 Q