What is the name of directly calling a function without instantiating an object in PHP? Don't forget for a long time.

What is the name of directly calling a function without instantiating an object in PHP? What is the syntax? Don't forget for a long time. it is a certain function in the class, which can be called externally directly without instantiating the class. It used to be a function and has never been forgotten for a long time .. thank you .. thank you !!! What is the name of directly calling a function without instantiating an object in PHP? What is the syntax? Don't forget for a long time.

It is a certain function in the class that can be called externally directly without instantiating the class,

I used to come here. I haven't forgotten it for a long time ..

Thank you !!!

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What is the name of directly calling a function without instantiating an object in PHP? What is the syntax? Don't forget for a long time.

It is a certain function in the class that can be called externally directly without instantiating the class,

I used to come here. I haven't forgotten it for a long time ..

Thank you !!!

The public static function in the class can be called through: symbol.

CLASS: METHOD () static METHOD

This is a static method.