3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(...$vars) { var_dump($vars); } foo(bar: 'bar'); $foo = foo(bar: ?); $foo('bar');
Output for 8.0.0 - 8.0.3
Parse error: syntax error, unexpected token "?" in /in/5nGdZ on line 9
Process exited with code 255.
Output for 7.3.0 - 7.3.28, 7.4.0 - 7.4.16
Parse error: syntax error, unexpected ':', expecting ')' in /in/5nGdZ on line 7
Process exited with code 255.
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