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<?php $moj = preg_match ('/^((LF@)|(TF@)|(GF@))([[:alnum:]]|[-_$&%*])+/','RFas'); echo $moj;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8fUs6
function name:  (null)
number of ops:  7
compiled vars:  !0 = $moj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%2F%5E%28%28LF%40%29%7C%28TF%40%29%7C%28GF%40%29%29%28%5B%5B%3Aalnum%3A%5D%5D%7C%5B-_%24%26%25%2A%5D%29%2B%2F'
          2        SEND_VAL                                                 'RFas'
          3        DO_ICALL                                         $1      
          4        ASSIGN                                                   !0, $1
    4     5        ECHO                                                     !0
    5     6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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