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<?php $a = 'آلمان - غنا یا ایران - آرژانتین'; $pal = 'آابپتثجچحخدذرزژسشصضطظعغفقکگلمنوهیءئـ ؤ'; $o = 'یا'; preg_match("/([$pal]+)-+([$pal]+)($o){1}([$pal]+)-+([$pal]+)/", $a, $m); var_dump($m);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oAD13
function name:  (null)
number of ops:  23
compiled vars:  !0 = $a, !1 = $pal, !2 = $o, !3 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%D8%A2%D9%84%D9%85%D8%A7%D9%86+-+%D8%BA%D9%86%D8%A7+%DB%8C%D8%A7+%D8%A7%DB%8C%D8%B1%D8%A7%D9%86+-+%D8%A2%D8%B1%DA%98%D8%A7%D9%86%D8%AA%DB%8C%D9%86'
    3     1        ASSIGN                                                   !1, '%D8%A2%D8%A7%D8%A8%D9%BE%D8%AA%D8%AB%D8%AC%DA%86%D8%AD%D8%AE%D8%AF%D8%B0%D8%B1%D8%B2%DA%98%D8%B3%D8%B4%D8%B5%D8%B6%D8%B7%D8%B8%D8%B9%D8%BA%D9%81%D9%82%DA%A9%DA%AF%D9%84%D9%85%D9%86%D9%88%D9%87%DB%8C%D8%A1%D8%A6%D9%80+%D8%A4'
    4     2        ASSIGN                                                   !2, '%DB%8C%D8%A7'
    5     3        INIT_FCALL                                               'preg_match'
          4        ROPE_INIT                                    11  ~8      '%2F%28%5B'
          5        ROPE_ADD                                      1  ~8      ~8, !1
          6        ROPE_ADD                                      2  ~8      ~8, '%5D%2B%29-%2B%28%5B'
          7        ROPE_ADD                                      3  ~8      ~8, !1
          8        ROPE_ADD                                      4  ~8      ~8, '%5D%2B%29%28'
          9        ROPE_ADD                                      5  ~8      ~8, !2
         10        ROPE_ADD                                      6  ~8      ~8, '%29%7B1%7D%28%5B'
         11        ROPE_ADD                                      7  ~8      ~8, !1
         12        ROPE_ADD                                      8  ~8      ~8, '%5D%2B%29-%2B%28%5B'
         13        ROPE_ADD                                      9  ~8      ~8, !1
         14        ROPE_END                                     10  ~7      ~8, '%5D%2B%29%2F'
         15        SEND_VAL                                                 ~7
         16        SEND_VAR                                                 !0
         17        SEND_REF                                                 !3
         18        DO_ICALL                                                 
    6    19        INIT_FCALL                                               'var_dump'
         20        SEND_VAR                                                 !3
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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