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<?php class C{ public $foo=5; public function foo(){echo "foo is evidently a callable function!\n";} } $o=new C(); if(is_int($o->foo)){ echo "foo is an integer!\n"; } if(is_callable($o->foo)){ echo "foo IS callable!\n"; }else{ echo "foo IS NOT callable!\n"; } $o->foo = function () { echo "lol imma function\n"; }; if(is_callable($o->foo)){ echo "foo IS callable!\n"; }else{ echo "foo IS NOT callable!\n"; } $o->foo(); ($o->foo)();
Output for 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
foo is an integer! foo IS NOT callable! foo IS callable! foo is evidently a callable function! lol imma function
preferences:
104.06 ms | 1388 KiB | 4 Q