我在CakePHP2.5.5的App/Lib文件夹中添加了一个名为MyLib的库:App::uses('CakeSession','Model/Datasource');classMyLib{publicstaticfunctionmyfunction1(){returnCakeSession::read('Config.language');}publicstaticfunctionmyfunction2(){return$_SESSION;}}我在App/Config/bootstrap.php中定义了它:App::uses('MyLib','Lib');在MyController