Does having a "use" statement in a class that is never used consume resources in PHP?
Having a "use" statement in a class that is never used does not consume additional resources in PHP. The "use" statement is used for importing namespaces and does not have any impact on the performance or memory usage of the script. It is good practice to remove unused "use" statements for code clarity and maintainability.
// Unused "use" statement in a class
use Some\Unused\Namespace;
class MyClass {
// Class implementation
}