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PHP获取当前网址 域名

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2016-06-13 10:46:40896browse

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//获取当前的域名: <br>
echo SERVER['SERVER_NAME'];//获取来源网址,即点击来到本页的上页网址 <br>
echo SERVER["HTTP_REFERER"]; <br>
SERVER['REQUEST_URI'];//获取当前域名的后缀 <br>
SERVER['HTTP_HOST'];//获取当前域名 <br>
dirname(__FILE__);//获取当前文件的物理路径 <br>
dirname(__FILE__)."/../";//获取当前文件的上一级物理路径 <br>
?> <br>
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摘自 Hurry的专栏						
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