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<?php $id = 'a1'; if (preg_match('/[^0-9]/',$id)) { print "Match"; } else { print "No Match"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 5
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GBDpp
function name:  (null)
number of ops:  7
compiled vars:  !0 = $id
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, 'a1'
    4     1        FRAMELESS_ICALL_2                preg_match          ~2      '%2F%5B%5E0-9%5D%2F', !0
          2      > JMPZ                                                         ~2, ->5
    5     3    >   ECHO                                                         'Match'
    4     4      > JMP                                                          ->6
    7     5    >   ECHO                                                         'No+Match'
    8     6    > > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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