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<?php $variableName = 'location'; ${$variableName}->city = 'Chicago'; var_dump($location->city); var_dump(${'location->city'});
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qoRLM
function name:  (null)
number of ops:  12
compiled vars:  !0 = $variableName, !1 = $location, !2 = $location->city
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'location'
    3     1        FETCH_W                      local               $4      !0
          2        ASSIGN_OBJ                                               $4, 'city'
          3        OP_DATA                                                  'Chicago'
    5     4        INIT_FCALL                                               'var_dump'
          5        FETCH_OBJ_R                                      ~6      !1, 'city'
          6        SEND_VAL                                                 ~6
          7        DO_ICALL                                                 
    6     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !2
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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