1--TEST-- 2ReflectionFunction::getNamespaceName() 3--FILE-- 4<?php 5namespace A\B; 6function foo() {} 7 8$function = new \ReflectionFunction('sort'); 9var_dump($function->inNamespace()); 10var_dump($function->getName()); 11var_dump($function->getNamespaceName()); 12var_dump($function->getShortName()); 13 14$function = new \ReflectionFunction('A\\B\\foo'); 15var_dump($function->inNamespace()); 16var_dump($function->getName()); 17var_dump($function->getNamespaceName()); 18var_dump($function->getShortName()); 19?> 20--EXPECT-- 21bool(false) 22string(4) "sort" 23string(0) "" 24string(4) "sort" 25bool(true) 26string(7) "A\B\foo" 27string(3) "A\B" 28string(3) "foo" 29