3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types = 1); $ipv6 = false; // dns_get_record('...', DNS_AAAA); var_dump(count($ipv6) > 0);
Output for 8.0.10 - 8.0.20, 8.1.0 - 8.1.7
Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, bool given in /in/Pqjj6:5 Stack trace: #0 {main} thrown in /in/Pqjj6 on line 5
Process exited with code 255.
Output for 8.0.1 - 8.0.9
Fatal error: Uncaught TypeError: count(): Argument #1 ($var) must be of type Countable|array, bool given in /in/Pqjj6:5 Stack trace: #0 {main} thrown in /in/Pqjj6 on line 5
Process exited with code 255.
Output for 7.4.0 - 7.4.30
Warning: count(): Parameter must be an array or an object that implements Countable in /in/Pqjj6 on line 5 bool(true)

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