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<?php $v = null; $$v = 42; var_dump($$v); var_dump(${''});
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Z1fWs
function name:  (null)
number of ops:  11
compiled vars:  !0 = $v, !1 = $
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, null
    4     1        FETCH_W                          local               $3      !0
          2        ASSIGN                                                       $3, 42
    5     3        INIT_FCALL                                                   'var_dump'
          4        FETCH_R                          local               ~5      !0
          5        SEND_VAL                                                     ~5
          6        DO_ICALL                                                     
    6     7        INIT_FCALL                                                   'var_dump'
          8        SEND_VAR                                                     !1
          9        DO_ICALL                                                     
         10      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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