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<?php //preg_match( '/^\[#(\d+)\]/', '[#1234] Subject', $matches); //echo $matches[0]; // 1234 if (preg_match("/php/", "php")) { print "1 Got match!\n"; } if (preg_match("/php/", "PHP")) { print "2 Got match!\n"; } if (preg_match("/php/i", "i nternet")) { print "3 Got match!\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 6
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 12
Branch analysis from position: 11
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 18
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
Branch analysis from position: 12
Branch analysis from position: 6
filename:       /in/f8S5s
function name:  (null)
number of ops:  19
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%2Fphp%2F'
          2        SEND_VAL                                                 'php'
          3        DO_ICALL                                         $0      
          4      > JMPZ                                                     $0, ->6
    5     5    >   ECHO                                                     '1+Got+match%21%0A'
    8     6    >   INIT_FCALL                                               'preg_match'
          7        SEND_VAL                                                 '%2Fphp%2F'
          8        SEND_VAL                                                 'PHP'
          9        DO_ICALL                                         $1      
         10      > JMPZ                                                     $1, ->12
    9    11    >   ECHO                                                     '2+Got+match%21%0A'
   12    12    >   INIT_FCALL                                               'preg_match'
         13        SEND_VAL                                                 '%2Fphp%2Fi'
         14        SEND_VAL                                                 'i+nternet'
         15        DO_ICALL                                         $2      
         16      > JMPZ                                                     $2, ->18
   13    17    >   ECHO                                                     '3+Got+match%21%0A'
   14    18    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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