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<?php $cnStr = "中"; //utf8的中文 //unicode $code = unpack("H6codes", $cnStr); echo $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/caVpd
function name:  (null)
number of ops:  15
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        ECHO                                                     !1
   10     7        INIT_FCALL                                               'pack'
          8        SEND_VAL                                                 'H6'
          9        FETCH_DIM_R                                      ~5      !1, 'codes'
         10        SEND_VAL                                                 ~5
         11        DO_ICALL                                         $6      
         12        ASSIGN                                                   !0, $6
   11    13        ECHO                                                     !0
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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