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<?php function foo($bar, $baz = 'tab') { var_dump([$bar, $baz]); }; foo(...['bar']);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NbWjU
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'foo'
          1        SEND_UNPACK                                              <array>
          2        CHECK_UNDEF_ARGS                                         
          3        DO_FCALL                                      1          
          4      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NbWjU
function name:  foo
number of ops:  8
compiled vars:  !0 = $bar, !1 = $baz
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        RECV_INIT                                        !1      'tab'
    4     2        INIT_FCALL                                               'var_dump'
          3        INIT_ARRAY                                       ~2      !0
          4        ADD_ARRAY_ELEMENT                                ~2      !1
          5        SEND_VAL                                                 ~2
          6        DO_ICALL                                                 
    5     7      > RETURN                                                   null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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