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<?php $email = '8w0rohd_434kd3xd@2kya--0hl3hi-rxmux6.rn'; var_dump(array( 'filter_var' => filter_var($email, FILTER_VALIDATE_EMAIL), 'preg_match' => preg_match('/^[a-z0-9!#$%&\'*+\\/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&\'*+\\/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$/i', $email), ));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/H3iQi
function name:  (null)
number of ops:  15
compiled vars:  !0 = $email
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '8w0rohd_434kd3xd%402kya--0hl3hi-rxmux6.rn'
    4     1        INIT_FCALL                                               'var_dump'
    5     2        INIT_FCALL                                               'filter_var'
          3        SEND_VAR                                                 !0
          4        SEND_VAL                                                 274
          5        DO_ICALL                                         $2      
          6        INIT_ARRAY                                       ~3      $2, 'filter_var'
    6     7        INIT_FCALL                                               'preg_match'
          8        SEND_VAL                                                 '%2F%5E%5Ba-z0-9%21%23%24%25%26%27%2A%2B%5C%2F%3D%3F%5E_%60%7B%7C%7D%7E-%5D%2B%28%3F%3A%5C.%5Ba-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%3F%3A%5Ba-z0-9%5D%28%3F%3A%5Ba-z0-9-%5D%2A%5Ba-z0-9%5D%29%3F%5C.%29%2B%5Ba-z0-9%5D%28%3F%3A%5Ba-z0-9-%5D%2A%5Ba-z0-9%5D%29%3F%24%2Fi'
          9        SEND_VAR                                                 !0
         10        DO_ICALL                                         $4      
         11        ADD_ARRAY_ELEMENT                                ~3      $4, 'preg_match'
         12        SEND_VAL                                                 ~3
         13        DO_ICALL                                                 
    7    14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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