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<?php $pattern = '/[a-z0-9]{1,25}\s+([0-9]{3,12})\s+[.]*(\-\c))/i'; $string = "qwertyuiop 1234567890 .-i"; // '\c)' -> 0x29 | 0x40 -> 0x69 -> 'i' var_dump(preg_match($pattern, $string));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/S6sgk
function name:  (null)
number of ops:  10
compiled vars:  !0 = $pattern, !1 = $string
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%2F%5Ba-z0-9%5D%7B1%2C25%7D%5Cs%2B%28%5B0-9%5D%7B3%2C12%7D%29%5Cs%2B%5B.%5D%2A%28%5C-%5Cc%29%29%2Fi'
    4     1        ASSIGN                                                   !1, 'qwertyuiop+1234567890+.-i'
    5     2        INIT_FCALL                                               'var_dump'
          3        INIT_FCALL                                               'preg_match'
          4        SEND_VAR                                                 !0
          5        SEND_VAR                                                 !1
          6        DO_ICALL                                         $4      
          7        SEND_VAR                                                 $4
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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