Differences between newstatic and newself in PHP

Source: Internet
Author: User
: This article mainly introduces the differences between newstatic and newself in PHP. if you are interested in PHP tutorials, refer to them. Difference between new static () and new self () in PHP

Self: always points to the class where the self code is located. no matter how many times the class is inherited, self points to the class that originally used self;
Static: point to the class that uses static. only after inheritance can the meaning of static exist be reflected. otherwise, static is the same as self.

ClassA {publicfunctiongetStatic () {returnnewstatic ();} publicfunctiongetSelf () {returnnewself () ;}} classBextendsA {} var_dump (new B ()-> getSelf ()); // Avar_dump (new B ()-> getStatic (); // B

1. I don't know how to use new static () and new self;
2. if you want to use new self (), why not use new ();

The above introduces the differences between new static and new self in PHP, including some content, and hope to help those who are interested in PHP tutorials.

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