1.2.1316. Use Const And Functions

Since PHP 5.6 it is possible to import specific functions or constants from other namespaces.

<?php

namespace A {
    const X = 1;
    function foo() { echo __FUNCTION__; }
}

namespace My{
    use function A\foo;
    use constant A\X;

    echo foo(X);
}

?>

See also Using namespaces: Aliasing/Importing.

1.2.1316.1. Specs

Short name	Namespaces/UseFunctionsConstants
Rulesets	All, Changed Behavior, CompatibilityPHP53, CompatibilityPHP54, CompatibilityPHP55
Exakat since	0.8.4
PHP Version	With PHP 5.6 and more recent
Severity	Major
Time To Fix	Slow (1 hour)
Precision	Very high
Available in	Entreprise Edition, Exakat Cloud