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<?php $str = 'garahasgcdotrrriefvdqvegtartfhpnlwizanrhcqirnqllicyjhttvdylvkqccpljzrgledgqpjbttgwbqwgtkytkjxtufqcermdywzthceowyurrlmvvbiljraidwnmznazymwcjdozfaauzcnlwsxqfzgpzbsru1234567890ukxzqsvowzhnwnzzdzokhcffkpdvwycpcmxdknjvaakqjgjkvtqctpkhvgmeytsypkrfozeljsochfjvlszrwutiq'; // $str_array = explode('', $str); $local = substr($str, 0, 64); $domain = substr($str, 0, 63); $com = substr($str, 0, 63); $email = get_address($local, $domain, $com); print strlen($email) . ": ". filter_var($email , FILTER_VALIDATE_EMAIL) . "<br />"; $email = get_address($local, $domain . 'a', $com); print strlen($email) . ": ". filter_var($email , FILTER_VALIDATE_EMAIL) . "<br />"; $email = get_address($local, $domain, $com . 'a'); print strlen($email) . ": ". filter_var($email , FILTER_VALIDATE_EMAIL) . "<br />"; function get_address($local, $domain, $com) { return $local . '@' . $domain . '.' . $com; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tnUR9
function name:  (null)
number of ops:  67
compiled vars:  !0 = $str, !1 = $local, !2 = $domain, !3 = $com, !4 = $email
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'garahasgcdotrrriefvdqvegtartfhpnlwizanrhcqirnqllicyjhttvdylvkqccpljzrgledgqpjbttgwbqwgtkytkjxtufqcermdywzthceowyurrlmvvbiljraidwnmznazymwcjdozfaauzcnlwsxqfzgpzbsru1234567890ukxzqsvowzhnwnzzdzokhcffkpdvwycpcmxdknjvaakqjgjkvtqctpkhvgmeytsypkrfozeljsochfjvlszrwutiq'
    5     1        INIT_FCALL                                               'substr'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 0
          4        SEND_VAL                                                 64
          5        DO_ICALL                                         $6      
          6        ASSIGN                                                   !1, $6
    6     7        INIT_FCALL                                               'substr'
          8        SEND_VAR                                                 !0
          9        SEND_VAL                                                 0
         10        SEND_VAL                                                 63
         11        DO_ICALL                                         $8      
         12        ASSIGN                                                   !2, $8
    7    13        INIT_FCALL                                               'substr'
         14        SEND_VAR                                                 !0
         15        SEND_VAL                                                 0
         16        SEND_VAL                                                 63
         17        DO_ICALL                                         $10     
         18        ASSIGN                                                   !3, $10
    9    19        INIT_FCALL_BY_NAME                                       'get_address'
         20        SEND_VAR_EX                                              !1
         21        SEND_VAR_EX                                              !2
         22        SEND_VAR_EX                                              !3
         23        DO_FCALL                                      0  $12     
         24        ASSIGN                                                   !4, $12
   10    25        STRLEN                                           ~14     !4
         26        CONCAT                                           ~15     ~14, '%3A+'
         27        INIT_FCALL                                               'filter_var'
         28        SEND_VAR                                                 !4
         29        SEND_VAL                                                 274
         30        DO_ICALL                                         $16     
         31        CONCAT                                           ~17     ~15, $16
         32        CONCAT                                           ~18     ~17, '%3Cbr+%2F%3E'
         33        ECHO                                                     ~18
   12    34        INIT_FCALL_BY_NAME                                       'get_address'
         35        SEND_VAR_EX                                              !1
         36        CONCAT                                           ~19     !2, 'a'
         37        SEND_VAL_EX                                              ~19
         38        SEND_VAR_EX                                              !3
         39        DO_FCALL                                      0  $20     
         40        ASSIGN                                                   !4, $20
   13    41        STRLEN                                           ~22     !4
         42        CONCAT                                           ~23     ~22, '%3A+'
         43        INIT_FCALL                                               'filter_var'
         44        SEND_VAR                                                 !4
         45        SEND_VAL                                                 274
         46        DO_ICALL                                         $24     
         47        CONCAT                                           ~25     ~23, $24
         48        CONCAT                                           ~26     ~25, '%3Cbr+%2F%3E'
         49        ECHO                                                     ~26
   15    50        INIT_FCALL_BY_NAME                                       'get_address'
         51        SEND_VAR_EX                                              !1
         52        SEND_VAR_EX                                              !2
         53        CONCAT                                           ~27     !3, 'a'
         54        SEND_VAL_EX                                              ~27
         55        DO_FCALL                                      0  $28     
         56        ASSIGN                                                   !4, $28
   16    57        STRLEN                                           ~30     !4
         58        CONCAT                                           ~31     ~30, '%3A+'
         59        INIT_FCALL                                               'filter_var'
         60        SEND_VAR                                                 !4
         61        SEND_VAL                                                 274
         62        DO_ICALL                                         $32     
         63        CONCAT                                           ~33     ~31, $32
         64        CONCAT                                           ~34     ~33, '%3Cbr+%2F%3E'
         65        ECHO                                                     ~34
   20    66      > RETURN                                                   1

Function get_address:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tnUR9
function name:  get_address
number of ops:  9
compiled vars:  !0 = $local, !1 = $domain, !2 = $com
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   18     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV                                             !2      
   19     3        CONCAT                                           ~3      !0, '%40'
          4        CONCAT                                           ~4      ~3, !1
          5        CONCAT                                           ~5      ~4, '.'
          6        CONCAT                                           ~6      ~5, !2
          7      > RETURN                                                   ~6
   20     8*     > RETURN                                                   null

End of function get_address

Generated using Vulcan Logic Dumper, using php 8.0.0


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