Deprecated: Return type of ResultIterator::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/RSC4g on line 39
Deprecated: Return type of ResultIterator::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/RSC4g on line 49
Deprecated: Return type of ResultIterator::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/RSC4g on line 44
Deprecated: Return type of ResultIterator::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/RSC4g on line 61
Deprecated: Return type of ResultIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/RSC4g on line 55
string(6) "rewind"
string(5) "valid"
string(7) "current"
string(4) "next"
string(5) "valid"
string(7) "current"
Array
(
[abc] => def
)
string(4) "next"
Warning: Undefined array key 1 in /in/RSC4g on line 17
string(5) "valid"