PHP gets the full URL of the current page

Source: Internet
Author: User

Test URL: http://afish.cnblogs.com/p/3941211.html?id=1

//get domain name or host addressEcho $_server[' Http_host ']. " <br/> ";#afish.cnblogs.com//get web addressEcho $_server[' Php_self ']. " <br/> ";#/p/3941211.html//Get URL parametersEcho $_server["Query_string"]. " <br/> ";#id=1//getting a user agentEcho $_server[' Http_referer ']. " <br/> ";//get the full URLEcho' http://'.$_server[' Http_host '].$_server[' Request_uri '];Echo' http://'.$_server[' Http_host '].$_server[' php_self ']. '? '.$_server[' Query_string '];#http://afish.cnblogs.com/p/3941211.html?id=1//full URL with port numberEcho' http://'.$_server[' server_name ']. ': '.$_server["Server_port"].$_server["Request_uri"];#http://afish.cnblogs.com:80/p/3941211.html?id=1//only take path$url= ' http://'.$_server[' server_name '].$_server["Request_uri"];Echo dirname($url);#http://afish.cnblogs.com/p
JavaScript Gets the URL:
Top.location.href   Address of the top-level window this. Location.href   The address of the current window

php gets the full URL of the current page

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