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<?php function mutabledefault($arg=[]) { var_dump($arg); $arg["foo"] = "new"; } mutabledefault(); mutabledefault();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fWTKU
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                               'mutabledefault'
          1        DO_FCALL                                      0          
    9     2        INIT_FCALL                                               'mutabledefault'
          3        DO_FCALL                                      0          
          4      > RETURN                                                   1

Function mutabledefault:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fWTKU
function name:  mutabledefault
number of ops:  7
compiled vars:  !0 = $arg
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV_INIT                                        !0      <array>
    4     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
    5     4        ASSIGN_DIM                                               !0, 'foo'
          5        OP_DATA                                                  'new'
    6     6      > RETURN                                                   null

End of function mutabledefault

Generated using Vulcan Logic Dumper, using php 8.0.0


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