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<?php $arr = ['[text* your-name]','[email* your-email]','[text your-subject]','[textarea your-message]','[submit "Verzenden"]','[your-subject]','[your-name]','[your-email]','[your-message]']; foreach ($arr as $s) { if (preg_match_all('~(?<=\[)[^]\s]+(?=])~', $s, $matches)) { print_r($matches[0]); } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 14
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 14
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 13
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 13
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
filename:       /in/IX9tH
function name:  (null)
number of ops:  16
compiled vars:  !0 = $arr, !1 = $s, !2 = $matches
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    5     1      > FE_RESET_R                                           $4      !0, ->14
          2    > > FE_FETCH_R                                                   $4, !1, ->14
    6     3    >   INIT_FCALL                                                   'preg_match_all'
          4        SEND_VAL                                                     '%7E%28%3F%3C%3D%5C%5B%29%5B%5E%5D%5Cs%5D%2B%28%3F%3D%5D%29%7E'
          5        SEND_VAR                                                     !1
          6        SEND_REF                                                     !2
          7        DO_ICALL                                             $5      
          8      > JMPZ                                                         $5, ->13
    7     9    >   INIT_FCALL                                                   'print_r'
         10        FETCH_DIM_R                                          ~6      !2, 0
         11        SEND_VAL                                                     ~6
         12        DO_ICALL                                                     
    5    13    > > JMP                                                          ->2
         14    >   FE_FREE                                                      $4
    9    15      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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159.94 ms | 2164 KiB | 15 Q