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PHP OOP 继承
tryphp_inheritance6
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<!DOCTYPE html> <html> <body> <?php class Fruit { final public function intro() { } } class Strawberry extends Fruit { // will result in error public function intro() { } } ?> </body> </html>
PHP Fatal error: Cannot override final method Fruit::intro() in /home/VNrf2y/prog.php on line 13