如何从这种URL获取主机名? [英] How to get host name from this kind of URL?

问题描述

我想从主机名和内部URL获取主机名.该怎么做.

I want to get host name from and inner URL. how to take that.

例如:-这是内部url格式.. http://hostname.com/folder/folder2/test.php?id=243432432424243

eg :- this is the inner url format .. http://hostname.com/folder/folder2/test.php?id=243432432424243

如何使用php从上述URL中获取http://hostname.com?

How to take the http://hostname.com from the above URL using php?

推荐答案

使用 parse_url .

您需要输出数组的'scheme'和'host'元素(也许还有'port'，'user'和'password'-您可以使用

You want the 'scheme' and 'host' elements of the output array (and maybe 'port', 'user' and 'password' as well - you can use http_build_url to stick these bits together if you want).

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