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<?php class Baz{} class Test implements Iterator { function key(){ return new Baz(); } function next(){} function valid(){ $this->count++; return $this->count < 4; } function current(){ return "foo"; } function rewind(){} } foreach(new Test as $x => $v) var_dump($x, $v);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of Test::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/NtRMD on line 13 Deprecated: Return type of Test::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/NtRMD on line 11 Deprecated: Return type of Test::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/NtRMD on line 7 Deprecated: Return type of Test::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/NtRMD on line 12 Deprecated: Return type of Test::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/NtRMD on line 14 Deprecated: Creation of dynamic property Test::$count is deprecated in /in/NtRMD on line 12 Warning: Undefined property: Test::$count in /in/NtRMD on line 12 object(Baz)#3 (0) { } string(3) "foo" object(Baz)#4 (0) { } string(3) "foo" object(Baz)#3 (0) { } string(3) "foo"

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