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<?php $cnStr = "中"; //utf8的中文 //unicode $code = unpack("H6codes", $cnStr); var_dump($code); //汉字 $cnStr = pack("H6", $code['codes']); echo $cnStr;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5aBqG
function name:  (null)
number of ops:  17
compiled vars:  !0 = $cnStr, !1 = $code
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%E4%B8%AD'
    5     1        INIT_FCALL                                               'unpack'
          2        SEND_VAL                                                 'H6codes'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
    7     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
   10     9        INIT_FCALL                                               'pack'
         10        SEND_VAL                                                 'H6'
         11        FETCH_DIM_R                                      ~6      !1, 'codes'
         12        SEND_VAL                                                 ~6
         13        DO_ICALL                                         $7      
         14        ASSIGN                                                   !0, $7
   11    15        ECHO                                                     !0
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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