what-is-static-function

Defination and uses of the static function in php and other languages

#Warning ######In PHP 7, calling non-static methods statically is deprecated, and will generate an E_DEPRECATED warning. Support for calling non-static methods statically may be removed in the future.

1. Because static methods are callable without an instance of the object created, the pseudo-variable $this is not available inside the method declared as static.

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