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<?php $email = '"this is a valid address"@example.com'; $checked = filter_var($email, FILTER_VALIDATE_EMAIL); var_dump($email, $checked); $email = '123@example.com'; $checked = filter_var($email, FILTER_VALIDATE_EMAIL); var_dump($email, $checked);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NCKP2
function name:  (null)
number of ops:  21
compiled vars:  !0 = $email, !1 = $checked
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%22this+is+a+valid+address%22%40example.com'
    3     1        INIT_FCALL                                               'filter_var'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 274
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
    4     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                                 
    6    10        ASSIGN                                                   !0, '123%40example.com'
    7    11        INIT_FCALL                                               'filter_var'
         12        SEND_VAR                                                 !0
         13        SEND_VAL                                                 274
         14        DO_ICALL                                         $7      
         15        ASSIGN                                                   !1, $7
    8    16        INIT_FCALL                                               'var_dump'
         17        SEND_VAR                                                 !0
         18        SEND_VAR                                                 !1
         19        DO_ICALL                                                 
         20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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