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<?php echo "<pre>"; $x = 1; // Imagine value of X // Start Evaluation with && if (logicalString("x=1") && logicalString("x=0")) { echo "&& - True\n"; } else { echo "&& - False\n"; } // Start Evaluation with || if (logicalString("x=1") || logicalString("x=0")) { echo "|| - True\n"; } else { echo "|| - False\n"; } function logicalString($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 = 6, Position 2 = 10
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
2 jumps found. (Code = 47) Position 1 = 18, Position 2 = 22
Branch analysis from position: 18
2 jumps found. (Code = 43) Position 1 = 23, Position 2 = 25
Branch analysis from position: 23
1 jumps found. (Code = 42) Position 1 = 26
Branch analysis from position: 26
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 25
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 22
Branch analysis from position: 13
2 jumps found. (Code = 47) Position 1 = 18, Position 2 = 22
Branch analysis from position: 18
Branch analysis from position: 22
Branch analysis from position: 10
filename:       /in/uTdK7
function name:  (null)
number of ops:  27
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ECHO                                                     '%3Cpre%3E'
    5     1        ASSIGN                                                   !0, 1
    8     2        INIT_FCALL_BY_NAME                                       'logicalString'
          3        SEND_VAL_EX                                              'x%3D1'
          4        DO_FCALL                                      0  $2      
          5      > JMPZ_EX                                          ~3      $2, ->10
          6    >   INIT_FCALL_BY_NAME                                       'logicalString'
          7        SEND_VAL_EX                                              'x%3D0'
          8        DO_FCALL                                      0  $4      
          9        BOOL                                             ~3      $4
         10    > > JMPZ                                                     ~3, ->13
    9    11    >   ECHO                                                     '%26%26+-+True%0A'
         12      > JMP                                                      ->14
   11    13    >   ECHO                                                     '%26%26+-+False%0A'
   15    14    >   INIT_FCALL_BY_NAME                                       'logicalString'
         15        SEND_VAL_EX                                              'x%3D1'
         16        DO_FCALL                                      0  $5      
         17      > JMPNZ_EX                                         ~6      $5, ->22
         18    >   INIT_FCALL_BY_NAME                                       'logicalString'
         19        SEND_VAL_EX                                              'x%3D0'
         20        DO_FCALL                                      0  $7      
         21        BOOL                                             ~6      $7
         22    > > JMPZ                                                     ~6, ->25
   16    23    >   ECHO                                                     '%7C%7C+-+True%0A'
         24      > JMP                                                      ->26
   18    25    >   ECHO                                                     '%7C%7C+-+False%0A'
   29    26    > > 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/uTdK7
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
-------------------------------------------------------------------------------------
   21     0  E >   RECV                                             !0      
   22     1        INIT_FCALL                                               'parse_str'
          2        SEND_VAR                                                 !0
          3        SEND_REF                                                 !1
          4        DO_ICALL                                                 
   23     5      > FE_RESET_R                                       $5      !1, ->20
          6    > > FE_FETCH_R                                       ~6      $5, !2, ->20
          7    >   ASSIGN                                                   !3, ~6
   24     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
   25    17    >   FE_FREE                                                  $5
         18      > RETURN                                                   <false>
   23    19    > > JMP                                                      ->6
         20    >   FE_FREE                                                  $5
   27    21      > RETURN                                                   <true>
   28    22*     > RETURN                                                   null

End of function logicalstring

Generated using Vulcan Logic Dumper, using php 8.0.0


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