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<?php $var1 = "1"; $var2 = "2"; $temp1 = "var" . "1"; $temp2 = "var" . "2"; var_dump(${$temp1} ?? ${$temp2});
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lrSoc
function name:  (null)
number of ops:  12
compiled vars:  !0 = $var1, !1 = $var2, !2 = $temp1, !3 = $temp2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '1'
    4     1        ASSIGN                                                   !1, '2'
    5     2        ASSIGN                                                   !2, 'var1'
    6     3        ASSIGN                                                   !3, 'var2'
    7     4        INIT_FCALL                                               'var_dump'
          5        FETCH_IS                                         ~8      !2
          6        COALESCE                                         ~9      ~8
          7        FETCH_R                      local               ~10     !3
          8        QM_ASSIGN                                        ~9      ~10
          9        SEND_VAL                                                 ~9
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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