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run code in 300+ PHP versions simultaneously
<?php class Stuff implements Iterator, IteratorAggregate { function getIterator(){ return $this; } function current(){} function key(){} function next(){} function rewind(){} function valid(){} }
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: Return type of Stuff::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 9 Deprecated: Return type of Stuff::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 11 Deprecated: Return type of Stuff::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 10 Deprecated: Return type of Stuff::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 13 Deprecated: Return type of Stuff::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 12 Fatal error: Class Stuff cannot implement both Iterator and IteratorAggregate at the same time in /in/65QUT on line 3
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Deprecated: Return type of Stuff::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 9 Deprecated: Return type of Stuff::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 11 Deprecated: Return type of Stuff::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 10 Deprecated: Return type of Stuff::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 13 Deprecated: Return type of Stuff::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/65QUT on line 12 Fatal error: Class Stuff cannot implement both Iterator and IteratorAggregate at the same time in /in/65QUT on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Fatal error: Class Stuff cannot implement both Iterator and IteratorAggregate at the same time in /in/65QUT on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Class Stuff cannot implement both IteratorAggregate and Iterator at the same time in /in/65QUT on line 3
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Class Stuff cannot implement both IteratorAggregate and Iterator at the same time in /in/65QUT on line 4
Process exited with code 255.

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