我认为双重下划线总是意味着私有功能,但是在这样的例子中,在cakePHP 2.0中是什么意思
http://book.cakephp.org/2.0/en/tutorials-and-examples/blog-auth-example/auth.html
http://book.cakephp.org/2.0/en/tutorials-and-examples/blog-auth-example/auth.html
例如
$this->Session->setFlash(__('The user could not be saved. Please,try again.'));
