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<?php $x = "^(([a-zA-Z0-9!#$%&'*+\-/=?^_`{|}~]+)(\.[a-zA-Z0-9!#$%&'*+\-/=?^_`{|}~]+)*@([a-zA-Z0-9\-]+)(\.[a-zA-Z]*)?)$"; var_dump(preg_match($x, 'emiliaborrelli82@gmail.com'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Foceo
function name:  (null)
number of ops:  9
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%5E%28%28%5Ba-zA-Z0-9%21%23%24%25%26%27%2A%2B%5C-%2F%3D%3F%5E_%60%7B%7C%7D%7E%5D%2B%29%28%5C.%5Ba-zA-Z0-9%21%23%24%25%26%27%2A%2B%5C-%2F%3D%3F%5E_%60%7B%7C%7D%7E%5D%2B%29%2A%40%28%5Ba-zA-Z0-9%5C-%5D%2B%29%28%5C.%5Ba-zA-Z%5D%2A%29%3F%29%24'
    5     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'preg_match'
          3        SEND_VAR                                                 !0
          4        SEND_VAL                                                 'emiliaborrelli82%40gmail.com'
          5        DO_ICALL                                         $2      
          6        SEND_VAR                                                 $2
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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