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<?php function test($a, ...$p) { var_dump($p); } $arr = [1,2,3,4]; test('a', ...$arr);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/V28MO
function name:  (null)
number of ops:  7
compiled vars:  !0 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   ASSIGN                                                   !0, <array>
   10     1        INIT_FCALL                                               'test'
          2        SEND_VAL                                                 'a'
          3        SEND_UNPACK                                              !0
          4        CHECK_UNDEF_ARGS                                         
          5        DO_FCALL                                      1          
          6      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/V28MO
function name:  test
number of ops:  6
compiled vars:  !0 = $a, !1 = $p
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        RECV_VARIADIC                                    !1      
    4     2        INIT_FCALL                                               'var_dump'
          3        SEND_VAR                                                 !1
          4        DO_ICALL                                                 
    5     5      > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


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