Introduction to the usage of parse_url() function in php

This article introduces the usage of parse_url() function in PHP. Friends who need to use parse_url() function can refer to this article.

A useful function parse_url in PHP is particularly convenient for analysis of information capture. An example is as follows:

$url = "http://www.daimajiayuan.com/course/"; $parts = parse_url($url);

Code output:

Array
 (
  [scheme] => http 
  [host] => www.daimajiayuan.com 
  [path] => /course
)

Another example:

<?php 
$url = &#39;http://username:password@hostname/path?arg=value#anchor&#39;; 
print_r(parse_url($url)); 
echo parse_url($url, PHP_URL_PATH); 
?>

Code output:

Array 
( 
[scheme] => http 
[host] => hostname 
[user] => username 
[pass] => password 
[path] => /path 
[query] => arg=value 
[fragment] => anchor 
)

As you can see, it can be easily decomposed into a For each part of the URL, it is easy to extract the specified part, such as and another example:

echo parse_url($url, PHP_URL_PATH);

In the second parameter, set the following parameters:
PHP_URL_SCHEME, PHP_URL_HOST, PHP_URL_PORT, PHP_URL_USER, PHP_URL_PASS, PHP_URL_PATH, PHP_URL_QUERY or PHP_URL_FRAGMENT.