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<?php $falses = [ 'aFalseBool' => false, 'aFalseString' => 'false', 'aNull' => null, 'zero' => 0, 'emptyString' => '', ]; $truths = [ 'aTrueBool' => true, 'aTrueString' => 'true', 'non-zero' => 42, 'anyString' => 'anystring', ]; echo "These should be false:" . PHP_EOL; foreach($falses as $item) { if ((bool) $item === false) { printf("%s is false\n", $item); } else { printf("%s is not false\n", $item); } } echo "These should be true:" . PHP_EOL; foreach($falses as $item) { if ((bool) $item === true) { printf("%s is true\n", $item); } else { printf("%s is not true\n", $item); } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 4, Position 2 = 18
Branch analysis from position: 4
2 jumps found. (Code = 78) Position 1 = 5, Position 2 = 18
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 13
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 17
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 13
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 18
2 jumps found. (Code = 77) Position 1 = 21, Position 2 = 35
Branch analysis from position: 21
2 jumps found. (Code = 78) Position 1 = 22, Position 2 = 35
Branch analysis from position: 22
2 jumps found. (Code = 43) Position 1 = 25, Position 2 = 30
Branch analysis from position: 25
1 jumps found. (Code = 42) Position 1 = 34
Branch analysis from position: 34
1 jumps found. (Code = 42) Position 1 = 21
Branch analysis from position: 21
Branch analysis from position: 30
1 jumps found. (Code = 42) Position 1 = 21
Branch analysis from position: 21
Branch analysis from position: 35
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 35
Branch analysis from position: 18
filename:       /in/534Dh
function name:  (null)
number of ops:  37
compiled vars:  !0 = $falses, !1 = $truths, !2 = $item
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
   11     1        ASSIGN                                                       !1, <array>
   18     2        ECHO                                                         'These+should+be+false%3A%0A'
   19     3      > FE_RESET_R                                           $5      !0, ->18
          4    > > FE_FETCH_R                                                   $5, !2, ->18
   20     5    >   BOOL                                                 ~6      !2
          6        TYPE_CHECK                                        4          ~6
          7      > JMPZ                                                         ~7, ->13
   21     8    >   INIT_FCALL                                                   'printf'
          9        SEND_VAL                                                     '%25s+is+false%0A'
         10        SEND_VAR                                                     !2
         11        DO_ICALL                                                     
   20    12      > JMP                                                          ->17
   23    13    >   INIT_FCALL                                                   'printf'
         14        SEND_VAL                                                     '%25s+is+not+false%0A'
         15        SEND_VAR                                                     !2
         16        DO_ICALL                                                     
   19    17    > > JMP                                                          ->4
         18    >   FE_FREE                                                      $5
   27    19        ECHO                                                         'These+should+be+true%3A%0A'
   28    20      > FE_RESET_R                                           $10     !0, ->35
         21    > > FE_FETCH_R                                                   $10, !2, ->35
   29    22    >   BOOL                                                 ~11     !2
         23        TYPE_CHECK                                        8          ~11
         24      > JMPZ                                                         ~12, ->30
   30    25    >   INIT_FCALL                                                   'printf'
         26        SEND_VAL                                                     '%25s+is+true%0A'
         27        SEND_VAR                                                     !2
         28        DO_ICALL                                                     
   29    29      > JMP                                                          ->34
   32    30    >   INIT_FCALL                                                   'printf'
         31        SEND_VAL                                                     '%25s+is+not+true%0A'
         32        SEND_VAR                                                     !2
         33        DO_ICALL                                                     
   28    34    > > JMP                                                          ->21
         35    >   FE_FREE                                                      $10
   34    36      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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