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<!DOCTYPE html> <html> <body> <?php interface Animal { public function makeSound(); } class Cat implements Animal { public function makeSound() { echo "Meow"; } } $animal = new Cat(); $animal->makeSound(); ?> </body> <!-- Mirrored from www.w3schools.com/php/phptryit.asp?filename=tryphp_interface by HTTrack Website Copier/3.x [XR&CO'2014], Tue, 07 Jun 2022 20:29:38 GMT --> </html>
Meow