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<?php $data = 'My data'; echo (fn() => "[$data]")();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UuaXr
function name:  (null)
number of ops:  7
compiled vars:  !0 = $data
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, 'My+data'
    4     1        DECLARE_LAMBDA_FUNCTION                              ~2      [0]
          2        BIND_LEXICAL                                                 ~2, !0
          3        INIT_DYNAMIC_CALL                                            ~2
          4        DO_FCALL                                          0  $3      
          5        ECHO                                                         $3
          6      > RETURN                                                       1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UuaXr
function name:  {closure:/in/UuaXr:4}
number of ops:  6
compiled vars:  !0 = $data
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
          0  E >   BIND_STATIC                                                  !0
          1        ROPE_INIT                                         3  ~2      '%5B'
          2        ROPE_ADD                                          1  ~2      ~2, !0
          3        ROPE_END                                          2  ~1      ~2, '%5D'
          4      > RETURN                                                       ~1
          5*     > RETURN                                                       null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.5.0


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