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@ 2022-09-07T13:34:41Z

<?php

function foo(?callable $bar)
{
}

foo(null);
foo(function() {});
foo('strpos');
foo('foo');
foo(array(new SplFixedArray(), 'fromArray'));
foo(array('SplFixedArray', 'fromArray'));
foo('SplFixedArray::fromArray');

Output
Performance
VLD
References
Branches

Generated using Vulcan Logic Dumper, using php 8.0.0

preferences:dark modelive previewkey bindings

57.33 ms | 2683 KiB | 4 Q