include_once() 路径有警告，这种警告是什么原因造成的？请问高手有没有解决办法？
Warning: include_once(): Failed opening
'D:\php\framework/function/function.php' for inclusion
(include_path='.;C:\php\pear') in D:\php\framework\pc.php on line
7
function/function.php
Warning:
include_once(D:\php\framework/libs/core/DB.class.php): failed to open stream: No
such file or directory in D:\php\framework\pc.php on line 7
