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<?php foreach ($strings as $string) { if(preg_match('/^NPWP:?\s*(\d+)/', $string, $matches)) { echo $matches[1]; } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 1, Position 2 = 11
Branch analysis from position: 1
2 jumps found. (Code = 78) Position 1 = 2, Position 2 = 11
Branch analysis from position: 2
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 10
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 1
Branch analysis from position: 1
Branch analysis from position: 10
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/JMZAq
function name:  (null)
number of ops:  13
compiled vars:  !0 = $strings, !1 = $string, !2 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E > > FE_RESET_R                                       $3      !0, ->11
          1    > > FE_FETCH_R                                               $3, !1, ->11
    4     2    >   INIT_FCALL                                               'preg_match'
          3        SEND_VAL                                                 '%2F%5ENPWP%3A%3F%5Cs%2A%28%5Cd%2B%29%2F'
          4        SEND_VAR                                                 !1
          5        SEND_REF                                                 !2
          6        DO_ICALL                                         $4      
          7      > JMPZ                                                     $4, ->10
    5     8    >   FETCH_DIM_R                                      ~5      !2, 1
          9        ECHO                                                     ~5
    3    10    > > JMP                                                      ->1
         11    >   FE_FREE                                                  $3
    7    12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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