5 function foo1(Traversable
<B
> $x): void
{}
6 function test1(Iterable
<C
> $x): void
{ foo1($x); }
8 function foo2(KeyedTraversable
<mixed, B
> $x): void
{}
9 function test2(KeyedIterable
<mixed, C
> $x): void
{ foo2($x); }
11 function foo3(Container
<B
> $x): void
{}
12 function test3(KeyedContainer
<int, C
> $x): void
{ foo3($x); }
14 function foo4(Iterable
<B
> $x): void
{}
15 function test4(Vector
<C
> $x): void
{ foo4($x); }
17 function foo5(KeyedIterable
<string, B
> $x): void
{}
18 function test5(Map
<string, C
> $x): void
{ foo5($x); }
20 function foo6(KeyedContainer
<arraykey
, B
> $x): void
{}
21 function test6(Map
<string, C
> $x): void
{ foo6($x); }
23 function foo7(Iterator
<B
> $x): void
{}
24 function test7(KeyedIterator
<int, C
> $x): void
{ foo7($x); }
26 function foo8(KeyedIterator
<mixed, B
> $x): void
{}
27 function test8(KeyedIterator
<int, C
> $x): void
{ foo8($x); }