Fully Qualified Name¶
A fully qualified name, or a fully qualified class name, is a unique identifier for the PHP name of a constant, class, trait, interface, enum or function : it includes its namespace name.
PHP names may be fully qualified, unqualified or relative.
<?php
namespace A {
const B = 1;
function foo() {
// This is a local name : the namespace A is optional.
// The fully qualified name is \A\B;
echo B;
// This is a fully qualified name
echo \A\B;
}
}
?>
Related : Use, Namespaces, Relative Types
Added in PHP 5.3