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<?php $re = iconv("utf-8", "cp1251", "/-[а-я]+=/"); $rei = iconv("utf-8", "cp1251", "/-[а-я]+=/i"); $RE = iconv("utf-8", "cp1251", "/-[а-яА-Я]+=/"); $str = iconv("utf-8", "cp1251", "-Превед="); var_dump(mb_convert_encoding("utf-8", "cp1251", "-Превед=")); var_dump($str); var_dump(mb_detect_encoding($str, "auto", true)); var_dump($re, preg_match($re, $str)); var_dump($rei, preg_match($rei, $str)); var_dump($RE, preg_match($RE, $str));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/W9XNe
function name:  (null)
number of ops:  68
compiled vars:  !0 = $re, !1 = $rei, !2 = $RE, !3 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL_BY_NAME                                       'iconv'
          1        SEND_VAL_EX                                              'utf-8'
          2        SEND_VAL_EX                                              'cp1251'
          3        SEND_VAL_EX                                              '%2F-%5B%D0%B0-%D1%8F%5D%2B%3D%2F'
          4        DO_FCALL                                      0  $4      
          5        ASSIGN                                                   !0, $4
    3     6        INIT_FCALL_BY_NAME                                       'iconv'
          7        SEND_VAL_EX                                              'utf-8'
          8        SEND_VAL_EX                                              'cp1251'
          9        SEND_VAL_EX                                              '%2F-%5B%D0%B0-%D1%8F%5D%2B%3D%2Fi'
         10        DO_FCALL                                      0  $6      
         11        ASSIGN                                                   !1, $6
    4    12        INIT_FCALL_BY_NAME                                       'iconv'
         13        SEND_VAL_EX                                              'utf-8'
         14        SEND_VAL_EX                                              'cp1251'
         15        SEND_VAL_EX                                              '%2F-%5B%D0%B0-%D1%8F%D0%90-%D0%AF%5D%2B%3D%2F'
         16        DO_FCALL                                      0  $8      
         17        ASSIGN                                                   !2, $8
    5    18        INIT_FCALL_BY_NAME                                       'iconv'
         19        SEND_VAL_EX                                              'utf-8'
         20        SEND_VAL_EX                                              'cp1251'
         21        SEND_VAL_EX                                              '-%D0%9F%D1%80%D0%B5%D0%B2%D0%B5%D0%B4%3D'
         22        DO_FCALL                                      0  $10     
         23        ASSIGN                                                   !3, $10
    6    24        INIT_FCALL                                               'var_dump'
         25        INIT_FCALL                                               'mb_convert_encoding'
         26        SEND_VAL                                                 'utf-8'
         27        SEND_VAL                                                 'cp1251'
         28        SEND_VAL                                                 '-%D0%9F%D1%80%D0%B5%D0%B2%D0%B5%D0%B4%3D'
         29        DO_ICALL                                         $12     
         30        SEND_VAR                                                 $12
         31        DO_ICALL                                                 
    7    32        INIT_FCALL                                               'var_dump'
         33        SEND_VAR                                                 !3
         34        DO_ICALL                                                 
    9    35        INIT_FCALL                                               'var_dump'
         36        INIT_FCALL                                               'mb_detect_encoding'
         37        SEND_VAR                                                 !3
         38        SEND_VAL                                                 'auto'
         39        SEND_VAL                                                 <true>
         40        DO_ICALL                                         $15     
         41        SEND_VAR                                                 $15
         42        DO_ICALL                                                 
   10    43        INIT_FCALL                                               'var_dump'
         44        SEND_VAR                                                 !0
         45        INIT_FCALL                                               'preg_match'
         46        SEND_VAR                                                 !0
         47        SEND_VAR                                                 !3
         48        DO_ICALL                                         $17     
         49        SEND_VAR                                                 $17
         50        DO_ICALL                                                 
   11    51        INIT_FCALL                                               'var_dump'
         52        SEND_VAR                                                 !1
         53        INIT_FCALL                                               'preg_match'
         54        SEND_VAR                                                 !1
         55        SEND_VAR                                                 !3
         56        DO_ICALL                                         $19     
         57        SEND_VAR                                                 $19
         58        DO_ICALL                                                 
   12    59        INIT_FCALL                                               'var_dump'
         60        SEND_VAR                                                 !2
         61        INIT_FCALL                                               'preg_match'
         62        SEND_VAR                                                 !2
         63        SEND_VAR                                                 !3
         64        DO_ICALL                                         $21     
         65        SEND_VAR                                                 $21
         66        DO_ICALL                                                 
         67      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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