zend_is_callable_check_func 3075 Zend/zend_API.c ret = zend_is_callable_check_func(check_flags, callable, fcc, 0, error TSRMLS_CC); zend_is_callable_check_func 3153 Zend/zend_API.c ret = zend_is_callable_check_func(check_flags, *method, fcc, strict_class, error TSRMLS_CC);