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<?php namespace { function FUNC() { return __NAMESPACE__; } $closure = function () { var_dump(FUNC()); }; $closure(); $closure(); } namespace Foo { function FUNC() { return __NAMESPACE__; } class Scope {} $closure = function () { var_dump(FUNC()); }; $closure(); } namespace Bar { function FUNC() { return __NAMESPACE__; } class Scope {} $closure = function () { var_dump(\FUNC()); }; $closure(); }
Output for git.master, git.master_jit, rfc.property-hooks
string(0) "" string(0) "" string(3) "Foo" string(0) ""

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