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<?php /* The \b in the pattern indicates a word boundary, so only the distinct * word "web" is matched, and not a word partial like "webbing" or "cobweb" */ if (preg_match("/\bweb\b/i", "PHP is the web scripting language of choice.")) { echo "A match was found."; } else { echo "A match was not found."; } if (preg_match("/\bweb\b/i", "PHP is the website scripting language of choice.")) { echo "A match was found."; } else { echo "A match was not found."; } ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
2 jumps found. (Code = 43) Position 1 = 13, Position 2 = 15
Branch analysis from position: 13
1 jumps found. (Code = 42) Position 1 = 16
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 13, Position 2 = 15
Branch analysis from position: 13
Branch analysis from position: 15
filename:       /in/CNqbf
function name:  (null)
number of ops:  17
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%2F%5Cbweb%5Cb%2Fi'
          2        SEND_VAL                                                 'PHP+is+the+web+scripting+language+of+choice.'
          3        DO_ICALL                                         $0      
          4      > JMPZ                                                     $0, ->7
    5     5    >   ECHO                                                     'A+match+was+found.'
          6      > JMP                                                      ->8
    7     7    >   ECHO                                                     'A+match+was+not+found.'
   10     8    >   INIT_FCALL                                               'preg_match'
          9        SEND_VAL                                                 '%2F%5Cbweb%5Cb%2Fi'
         10        SEND_VAL                                                 'PHP+is+the+website+scripting+language+of+choice.'
         11        DO_ICALL                                         $1      
         12      > JMPZ                                                     $1, ->15
   11    13    >   ECHO                                                     'A+match+was+found.'
         14      > JMP                                                      ->16
   13    15    >   ECHO                                                     'A+match+was+not+found.'
   15    16    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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