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<?php echo preg_match('/?!([\d]+\.[\d]+\.[\d]+)/', '5.5.5-pl-udmedia', $array); var_dump($array);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jtAnn
function name:  (null)
number of ops:  10
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%2F%3F%21%28%5B%5Cd%5D%2B%5C.%5B%5Cd%5D%2B%5C.%5B%5Cd%5D%2B%29%2F'
          2        SEND_VAL                                                 '5.5.5-pl-udmedia'
          3        SEND_REF                                                 !0
          4        DO_ICALL                                         $1      
          5        ECHO                                                     $1
    5     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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