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<?php class CString { public static function fun3(){ echo __FUNCTION__; } public function fun4(){ echo __FUNCTION__; } } class Test { public function fun1(){ echo __FUNCTION__; } public function fun2(){ echo preg_replace_callback('/.*/', function($find){return strtoupper($find[0]);}, 'test'); } } $cs = new CString; $t = new Test; $t->fun2();
Output for git.master, git.master_jit, rfc.property-hooks
TEST

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