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<?php $string = "-paint, old 12"; if (preg_match('~\bpaint,\s+old\s+(1[0-4]|[1-9])(?!\d)~', $string)) { echo "There is a match!"; } else { echo "There is no match!"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tVH2b
function name:  (null)
number of ops:  10
compiled vars:  !0 = $string
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '-paint%2C+old+12'
    4     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%7E%5Cbpaint%2C%5Cs%2Bold%5Cs%2B%281%5B0-4%5D%7C%5B1-9%5D%29%28%3F%21%5Cd%29%7E'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5      > JMPZ                                                     $2, ->8
    5     6    >   ECHO                                                     'There+is+a+match%21'
    4     7      > JMP                                                      ->9
    7     8    >   ECHO                                                     'There+is+no+match%21'
    8     9    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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