Online PHP editor | refs for v9UnE

<?php class a { public $pub = 'public in a'; function pub() { echo "Entering a::pub\n"; var_dump($this->pub); echo "Leaving a::pub\n"; } } class x { public $pub = 'public in x'; function pub() { echo "Entering x::pub\n"; a::pub(); echo "Leaving x::pub\n"; } } function main() { $a = new a; $x = new x; echo "Calling a->pub\n"; $a->pub(); echo "Calling x->pub\n"; $x->pub(); } echo "Calling main()\n"; main(); echo "Done\n";