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<?php $_SERVER["REMOTE_ADDR"] = 'zzz'; $f = '_SERVER'; $k = 'REMOTE_ADDR'; echo ${$f}[$k];
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fpIJR
function name:  (null)
number of ops:  9
compiled vars:  !0 = $f, !1 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   FETCH_W                      global              $2      '_SERVER'
          1        ASSIGN_DIM                                               $2, 'REMOTE_ADDR'
          2        OP_DATA                                                  'zzz'
    4     3        ASSIGN                                                   !0, '_SERVER'
    5     4        ASSIGN                                                   !1, 'REMOTE_ADDR'
    7     5        FETCH_R                      local               ~6      !0
          6        FETCH_DIM_R                                      ~7      ~6, !1
          7        ECHO                                                     ~7
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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