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<?php $tests = array( 'abcdef', 'abc.fff.com', 'bla@mail.com', 'suikoden108', ); foreach ( $tests as $name) var_dump(strtolower(preg_replace('/[^A-Za-z0-9?!]/','', $name)));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 15
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 15
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
filename:       /in/mEssq
function name:  (null)
number of ops:  17
compiled vars:  !0 = $tests, !1 = $name
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    9     1      > FE_RESET_R                                       $3      !0, ->15
          2    > > FE_FETCH_R                                               $3, !1, ->15
   10     3    >   INIT_FCALL                                               'var_dump'
          4        INIT_FCALL                                               'strtolower'
          5        INIT_FCALL                                               'preg_replace'
          6        SEND_VAL                                                 '%2F%5B%5EA-Za-z0-9%3F%21%5D%2F'
          7        SEND_VAL                                                 ''
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                         $4      
         10        SEND_VAR                                                 $4
         11        DO_ICALL                                         $5      
         12        SEND_VAR                                                 $5
         13        DO_ICALL                                                 
    9    14      > JMP                                                      ->2
         15    >   FE_FREE                                                  $3
   10    16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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