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a ±íʾ°üº¬ÒÔÉÏÈýÕß¼´ÎļþÓµÓÐÕß(u)¡¢Èº×é(g)¡¢ÆäËû(o)
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x ±íʾÓÐÖ´ÐеÄȨÏÞ
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[sudo] password for ownlinux: £¨´ËʱÊäÈëÄãµÄÃÜÂ룩
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ownlinux@server:/var/www$ sudo chmod ugo+rwx ownlinux
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