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<?php function f($one, $two = null, $three = 'three') { var_dump(func_get_args(), array_slice(func_get_args(), 0, func_num_args())); } f('one'); f('one', 'two');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZgRnq
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   INIT_FCALL                                               'f'
          1        SEND_VAL                                                 'one'
          2        DO_FCALL                                      0          
    7     3        INIT_FCALL                                               'f'
          4        SEND_VAL                                                 'one'
          5        SEND_VAL                                                 'two'
          6        DO_FCALL                                      0          
          7      > RETURN                                                   1

Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZgRnq
function name:  f
number of ops:  16
compiled vars:  !0 = $one, !1 = $two, !2 = $three
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
          1        RECV_INIT                                        !1      null
          2        RECV_INIT                                        !2      'three'
    3     3        INIT_FCALL                                               'var_dump'
          4        FUNC_GET_ARGS                                    ~3      
          5        SEND_VAL                                                 ~3
          6        INIT_FCALL                                               'array_slice'
          7        FUNC_GET_ARGS                                    ~4      
          8        SEND_VAL                                                 ~4
          9        SEND_VAL                                                 0
         10        FUNC_NUM_ARGS                                    ~5      
         11        SEND_VAL                                                 ~5
         12        DO_ICALL                                         $6      
         13        SEND_VAR                                                 $6
         14        DO_ICALL                                                 
    4    15      > RETURN                                                   null

End of function f

Generated using Vulcan Logic Dumper, using php 8.0.0


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