How to call parent class method in subclass in php

php calls the method of the parent class in the subclass:

First create a parent class A and declare a method "test"

"; } }

Then create subclass B, use the keyword "extends" to inherit parent class A, create subclass B, use "parent::test()"

test(); parent::test();//子类调用父类方法 } function test() { echo $this->a1.','; echo $this->a2.','; echo "b2_test_hello
"; } } $a = new B(); $a->test();//b1,a2,b2_test_hello $a->test2();//b1,a2,b2_test_hello//hello!

Related references:php中文网

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