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<?php print "is_numeric(NAN) ? " . (is_numeric(NAN) ? "true\n" : "false\n"); print "NAN == 0 ? " . (NAN == 0 ? "true\n" : "false\n"); print "NAN == 1 ? " . (NAN == 1 ? "true\n" : "false\n"); print "NAN === 0 ? " . (NAN === 0 ? "true\n" : "false\n"); print "NAN === 1 ? " . (NAN === 1 ? "true\n" : "false\n"); print "NAN == NAN ? " . (NAN == NAN ? "true\n" : "false\n"); print "NAN === NAN ? " . (NAN === NAN ? "true\n" : "false\n"); print "(int) NAN = " . ((int) NAN) . "\n";
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
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 = 43) Position 1 = 16, Position 2 = 18
Branch analysis from position: 16
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
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
2 jumps found. (Code = 43) Position 1 = 28, Position 2 = 30
Branch analysis from position: 28
1 jumps found. (Code = 42) Position 1 = 31
Branch analysis from position: 31
2 jumps found. (Code = 43) Position 1 = 34, Position 2 = 36
Branch analysis from position: 34
1 jumps found. (Code = 42) Position 1 = 37
Branch analysis from position: 37
2 jumps found. (Code = 43) Position 1 = 40, Position 2 = 42
Branch analysis from position: 40
1 jumps found. (Code = 42) Position 1 = 43
Branch analysis from position: 43
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 42
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 36
2 jumps found. (Code = 43) Position 1 = 40, Position 2 = 42
Branch analysis from position: 40
Branch analysis from position: 42
Branch analysis from position: 30
2 jumps found. (Code = 43) Position 1 = 34, Position 2 = 36
Branch analysis from position: 34
Branch analysis from position: 36
Branch analysis from position: 24
2 jumps found. (Code = 43) Position 1 = 28, Position 2 = 30
Branch analysis from position: 28
Branch analysis from position: 30
Branch analysis from position: 18
2 jumps found. (Code = 43) Position 1 = 22, Position 2 = 24
Branch analysis from position: 22
Branch analysis from position: 24
Branch analysis from position: 12
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 18
Branch analysis from position: 16
Branch analysis from position: 18
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 10, Position 2 = 12
Branch analysis from position: 10
Branch analysis from position: 12
filename:       /in/mZ2fP
function name:  (null)
number of ops:  50
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'is_numeric'
          1        SEND_VAL                                                 NAN
          2        DO_ICALL                                         $0      
          3      > JMPZ                                                     $0, ->6
          4    >   QM_ASSIGN                                        ~1      'true%0A'
          5      > JMP                                                      ->7
          6    >   QM_ASSIGN                                        ~1      'false%0A'
          7    >   CONCAT                                           ~2      'is_numeric%28NAN%29+%3F+', ~1
          8        ECHO                                                     ~2
    4     9      > JMPZ                                                     <false>, ->12
         10    >   QM_ASSIGN                                        ~3      'true%0A'
         11      > JMP                                                      ->13
         12    >   QM_ASSIGN                                        ~3      'false%0A'
         13    >   CONCAT                                           ~4      'NAN+%3D%3D+0+%3F+', ~3
         14        ECHO                                                     ~4
    5    15      > JMPZ                                                     <false>, ->18
         16    >   QM_ASSIGN                                        ~5      'true%0A'
         17      > JMP                                                      ->19
         18    >   QM_ASSIGN                                        ~5      'false%0A'
         19    >   CONCAT                                           ~6      'NAN+%3D%3D+1+%3F+', ~5
         20        ECHO                                                     ~6
    6    21      > JMPZ                                                     <false>, ->24
         22    >   QM_ASSIGN                                        ~7      'true%0A'
         23      > JMP                                                      ->25
         24    >   QM_ASSIGN                                        ~7      'false%0A'
         25    >   CONCAT                                           ~8      'NAN+%3D%3D%3D+0+%3F+', ~7
         26        ECHO                                                     ~8
    7    27      > JMPZ                                                     <false>, ->30
         28    >   QM_ASSIGN                                        ~9      'true%0A'
         29      > JMP                                                      ->31
         30    >   QM_ASSIGN                                        ~9      'false%0A'
         31    >   CONCAT                                           ~10     'NAN+%3D%3D%3D+1+%3F+', ~9
         32        ECHO                                                     ~10
    8    33      > JMPZ                                                     <false>, ->36
         34    >   QM_ASSIGN                                        ~11     'true%0A'
         35      > JMP                                                      ->37
         36    >   QM_ASSIGN                                        ~11     'false%0A'
         37    >   CONCAT                                           ~12     'NAN+%3D%3D+NAN+%3F+', ~11
         38        ECHO                                                     ~12
    9    39      > JMPZ                                                     <false>, ->42
         40    >   QM_ASSIGN                                        ~13     'true%0A'
         41      > JMP                                                      ->43
         42    >   QM_ASSIGN                                        ~13     'false%0A'
         43    >   CONCAT                                           ~14     'NAN+%3D%3D%3D+NAN+%3F+', ~13
         44        ECHO                                                     ~14
   10    45        CAST                                          4  ~15     NAN
         46        CONCAT                                           ~16     '%28int%29+NAN+%3D+', ~15
         47        CONCAT                                           ~17     ~16, '%0A'
         48        ECHO                                                     ~17
         49      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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