1--TEST-- 2016: Run-time name conflict and functions (ns name) 3--FILE-- 4<?php 5namespace test\ns1; 6 7function strlen($x) { 8 return __FUNCTION__; 9} 10 11$x = "test\\ns1\\strlen"; 12echo $x("Hello"),"\n"; 13--EXPECT-- 14test\ns1\strlen 15