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<?php $params = array( 'appid' => 10647, 'apikey' => '5ce0020a-efa7-1180-2339-b6a6-9800fcff', 'secretkey' => 'QFwpPRp+g7Zdr9p5LwvPlG4WEh7XFJ1WupsO/Uu9GPRXxXqnGoodfERyuOo4', 'timestamp' => 1408522094, ); ksort($params);//对数组键值进行升序排序 $param_uri = http_build_query($params,'','&'); echo $param_uri; echo base64_encode(hash_hmac('sha1', 'apikey=5ce0020a-efa7-1180-2339-b6a6-9800fcff&appid=10647&secretkey=QFwpPRp%2Bg7Zdr9p5LwvPlG4WEh7XFJ1WupsO%2FUu9GPRXxXqnGoodfERyuOo4&timestamp=1408522094', secretkey));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/YtREI
function name:  (null)
number of ops:  22
compiled vars:  !0 = $params, !1 = $param_uri
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    8     1        INIT_FCALL                                               'ksort'
          2        SEND_REF                                                 !0
          3        DO_ICALL                                                 
    9     4        INIT_FCALL                                               'http_build_query'
          5        SEND_VAR                                                 !0
          6        SEND_VAL                                                 ''
          7        SEND_VAL                                                 '%26'
          8        DO_ICALL                                         $4      
          9        ASSIGN                                                   !1, $4
   10    10        ECHO                                                     !1
   11    11        INIT_FCALL                                               'base64_encode'
         12        INIT_FCALL                                               'hash_hmac'
         13        SEND_VAL                                                 'sha1'
         14        SEND_VAL                                                 'apikey%3D5ce0020a-efa7-1180-2339-b6a6-9800fcff%26appid%3D10647%26secretkey%3DQFwpPRp%252Bg7Zdr9p5LwvPlG4WEh7XFJ1WupsO%252FUu9GPRXxXqnGoodfERyuOo4%26timestamp%3D1408522094'
         15        FETCH_CONSTANT                                   ~6      'secretkey'
         16        SEND_VAL                                                 ~6
         17        DO_ICALL                                         $7      
         18        SEND_VAR                                                 $7
         19        DO_ICALL                                         $8      
         20        ECHO                                                     $8
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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