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<?php $x = 1; // Imagine value of X // Start Evaluation with && if (logicalString("x=2") && logicalString("x=0")) { echo "&& - True\n"; } else { echo "&& - False\n"; } // Start Evaluation with || if (logicalString("x=2") || logicalString("x=2")) { echo "|| - True\n"; } else { echo "|| - False\n"; } function logicalString($str) { parse_str($str, $v); foreach ( $v as $k => $var ) { if (! isset($GLOBALS[$k]) || $GLOBALS[$k] != $var) return false; } return true; } ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 5, Position 2 = 9
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 10, Position 2 = 12
Branch analysis from position: 10
1 jumps found. (Code = 42) Position 1 = 13
Branch analysis from position: 13
2 jumps found. (Code = 47) Position 1 = 17, Position 2 = 21
Branch analysis from position: 17
2 jumps found. (Code = 43) Position 1 = 22, Position 2 = 24
Branch analysis from position: 22
1 jumps found. (Code = 42) Position 1 = 25
Branch analysis from position: 25
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 24
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 21
Branch analysis from position: 12
2 jumps found. (Code = 47) Position 1 = 17, Position 2 = 21
Branch analysis from position: 17
Branch analysis from position: 21
Branch analysis from position: 9
filename:       /in/l7EpA
function name:  (null)
number of ops:  26
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, 1
    7     1        INIT_FCALL_BY_NAME                                       'logicalString'
          2        SEND_VAL_EX                                              'x%3D2'
          3        DO_FCALL                                      0  $2      
          4      > JMPZ_EX                                          ~3      $2, ->9
          5    >   INIT_FCALL_BY_NAME                                       'logicalString'
          6        SEND_VAL_EX                                              'x%3D0'
          7        DO_FCALL                                      0  $4      
          8        BOOL                                             ~3      $4
          9    > > JMPZ                                                     ~3, ->12
    8    10    >   ECHO                                                     '%26%26+-+True%0A'
         11      > JMP                                                      ->13
   10    12    >   ECHO                                                     '%26%26+-+False%0A'
   14    13    >   INIT_FCALL_BY_NAME                                       'logicalString'
         14        SEND_VAL_EX                                              'x%3D2'
         15        DO_FCALL                                      0  $5      
         16      > JMPNZ_EX                                         ~6      $5, ->21
         17    >   INIT_FCALL_BY_NAME                                       'logicalString'
         18        SEND_VAL_EX                                              'x%3D2'
         19        DO_FCALL                                      0  $7      
         20        BOOL                                             ~6      $7
         21    > > JMPZ                                                     ~6, ->24
   15    22    >   ECHO                                                     '%7C%7C+-+True%0A'
         23      > JMP                                                      ->25
   17    24    >   ECHO                                                     '%7C%7C+-+False%0A'
   28    25    > > RETURN                                                   1

Function logicalstring:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 6, Position 2 = 20
Branch analysis from position: 6
2 jumps found. (Code = 78) Position 1 = 7, Position 2 = 20
Branch analysis from position: 7
2 jumps found. (Code = 47) Position 1 = 12, Position 2 = 16
Branch analysis from position: 12
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 19
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 19
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
Branch analysis from position: 16
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 20
filename:       /in/l7EpA
function name:  logicalString
number of ops:  23
compiled vars:  !0 = $str, !1 = $v, !2 = $var, !3 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   20     0  E >   RECV                                             !0      
   21     1        INIT_FCALL                                               'parse_str'
          2        SEND_VAR                                                 !0
          3        SEND_REF                                                 !1
          4        DO_ICALL                                                 
   22     5      > FE_RESET_R                                       $5      !1, ->20
          6    > > FE_FETCH_R                                       ~6      $5, !2, ->20
          7    >   ASSIGN                                                   !3, ~6
   23     8        FETCH_IS                                         ~8      'GLOBALS'
          9        ISSET_ISEMPTY_DIM_OBJ                         0  ~9      ~8, !3
         10        BOOL_NOT                                         ~10     ~9
         11      > JMPNZ_EX                                         ~10     ~10, ->16
         12    >   FETCH_R                      global              ~11     'GLOBALS'
         13        FETCH_DIM_R                                      ~12     ~11, !3
         14        IS_NOT_EQUAL                                     ~13     !2, ~12
         15        BOOL                                             ~10     ~13
         16    > > JMPZ                                                     ~10, ->19
   24    17    >   FE_FREE                                                  $5
         18      > RETURN                                                   <false>
   22    19    > > JMP                                                      ->6
         20    >   FE_FREE                                                  $5
   26    21      > RETURN                                                   <true>
   27    22*     > RETURN                                                   null

End of function logicalstring

Generated using Vulcan Logic Dumper, using php 8.0.0


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