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run code in 200+ php & hhvm versions
Bugs & Features
<?php $dt = new DateTimeImmutable(); var_dump($dt instanceof DateTime);
Output for 5.5.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.2.0
bool(false)
Output for 5.3.0 - 5.4.45
Fatal error: Class 'DateTimeImmutable' not found in /in/MAP3u on line 2
Process exited with code 255.