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<?php $data1='疯狂的管道Test'; $data2='睡眠帮手-背景乐Test'; echo preg_replace("/[^\x{4e00}-\x{9fa5}]+/u", '', $data1) ."<br>\n". preg_replace("/[^\x{4e00}-\x{9fa5}]+/u", '', $data2);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UDdJN
function name:  (null)
number of ops:  16
compiled vars:  !0 = $data1, !1 = $data2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%E7%96%AF%E7%8B%82%E7%9A%84%E7%AE%A1%E9%81%93Test'
    3     1        ASSIGN                                                   !1, '%E7%9D%A1%E7%9C%A0%E5%B8%AE%E6%89%8B-%E8%83%8C%E6%99%AF%E4%B9%90Test'
    5     2        INIT_FCALL                                               'preg_replace'
          3        SEND_VAL                                                 '%2F%5B%5E%5Cx%7B4e00%7D-%5Cx%7B9fa5%7D%5D%2B%2Fu'
          4        SEND_VAL                                                 ''
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $4      
    6     7        CONCAT                                           ~5      $4, '%3Cbr%3E%0A'
    7     8        INIT_FCALL                                               'preg_replace'
          9        SEND_VAL                                                 '%2F%5B%5E%5Cx%7B4e00%7D-%5Cx%7B9fa5%7D%5D%2B%2Fu'
         10        SEND_VAL                                                 ''
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                         $6      
         13        CONCAT                                           ~7      ~5, $6
         14        ECHO                                                     ~7
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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