Nevim, co googlujes ty, ale prvni stranka vede na dokumentaci k php...
https://www.php.net/…mespaces.php
Proklikal bych si
Table of Contents ¶
Namespaces overview
Defining namespaces
Declaring sub-namespaces
Defining multiple namespaces in the same file
Using namespaces: Basics
Namespaces and dynamic language features
namespace keyword and __NAMESPACE__ constant
Using namespaces: Aliasing/Importing
Global space
Using namespaces: fallback to global function/constant
Name resolution rules
FAQ: things you need to know about namespaces
viz Kit, asi tam to namespace nedava moc smysl. Hned pod nim nas require, coz neni totez jako include. A v zapeti mas dalsi namespace. Cili to prvni namespace je prazdne :)