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<?php var_dump(PCRE_DOTTED_VERSION); $x=preg_match("%[=~]|<[>=]%", "test");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/egdJT
function name:  (null)
number of ops:  10
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        FETCH_CONSTANT                                   ~1      'PCRE_DOTTED_VERSION'
          2        SEND_VAL                                                 ~1
          3        DO_ICALL                                                 
    4     4        INIT_FCALL                                               'preg_match'
          5        SEND_VAL                                                 '%25%5B%3D%7E%5D%7C%3C%5B%3E%3D%5D%25'
          6        SEND_VAL                                                 'test'
          7        DO_ICALL                                         $3      
          8        ASSIGN                                                   !0, $3
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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