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<?php echo function_exists('dir') ? 'yes' : 'no', function_exists('getdir') ? 'yes' : 'no'; var_dump(getdir('/tmp'));
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 = 12, Position 2 = 14
Branch analysis from position: 12
1 jumps found. (Code = 42) Position 1 = 15
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 12, Position 2 = 14
Branch analysis from position: 12
Branch analysis from position: 14
filename:       /in/dCpeh
function name:  (null)
number of ops:  23
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'function_exists'
          1        SEND_VAL                                                 'dir'
          2        DO_ICALL                                         $0      
          3      > JMPZ                                                     $0, ->6
          4    >   QM_ASSIGN                                        ~1      'yes'
          5      > JMP                                                      ->7
          6    >   QM_ASSIGN                                        ~1      'no'
          7    >   ECHO                                                     ~1
    4     8        INIT_FCALL                                               'function_exists'
          9        SEND_VAL                                                 'getdir'
         10        DO_ICALL                                         $2      
         11      > JMPZ                                                     $2, ->14
         12    >   QM_ASSIGN                                        ~3      'yes'
         13      > JMP                                                      ->15
         14    >   QM_ASSIGN                                        ~3      'no'
         15    >   ECHO                                                     ~3
    6    16        INIT_FCALL                                               'var_dump'
         17        INIT_FCALL                                               'getdir'
         18        SEND_VAL                                                 '%2Ftmp'
         19        DO_ICALL                                         $4      
         20        SEND_VAR                                                 $4
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
172.03 ms | 1395 KiB | 19 Q