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<?php class CString { public static function fun3($str){ return strtoupper($str); } public function fun4($str){ return strtoupper($str); } } class Test { public function fun1(){ echo __FUNCTION__; } public function fun2(){ echo preg_replace_callback('/.*/', function($find){return CString::fun4($find[0]);}, 'test'); } } $cs = new CString; $t = new Test; $t->fun2();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Non-static method CString::fun4() cannot be called statically in /in/MT8VS:20 Stack trace: #0 [internal function]: Test->{closure}(Array) #1 /in/MT8VS(20): preg_replace_callback('/.*/', Object(Closure), 'test') #2 /in/MT8VS(27): Test->fun2() #3 {main} thrown in /in/MT8VS on line 20
Process exited with code 255.

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