Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
尝试使用 simplexml 更新 xml 文件时出现权限问题$xml->asXML('my.xml')；我一直在尝试更改文件的权限，chmod 777 my.xml但似乎不起作用。
$xml->asXML('my.xml')
chmod 777 my.xml
我还有什么其他选择？