How to created mixed arguments function

This way useful for create mixed arguments function.

function foo()
{
    $args = func_get_args();
    print_r($args);
}
 
foo(1, 1256, 6, 17); //mixed ...
 
-------------------Out----------------------
Array
(
    [0] => 1
    [1] => 1256
    [2] => 6
    [3] => 17
)

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