PHP는 URL을 어떻게 구문 분석합니까? URL을 구문 분석하는 5가지 방법 소개

/test.php?m=admin&c=index&a=lists&catid=1&page=1

echo "
";
$url = 'http://localhost/test.php?m=admin&c=index&a=lists&catid=1&page=1#top';
var_export(pathinfo($url));
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array (
  'dirname' => 'http://localhost',
  'basename' => 'test.php?m=admin&c=index&a=lists&catid=1&page=1#top',
  'extension' => 'php?m=admin&c=index&a=lists&catid=1&page=1#top',
  'filename' => 'test',
)

echo "
";
$url = 'http://localhost/test.php?m=admin&c=index&a=lists&catid=1&page=1#top';
var_export(parse_url($url));
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array (
  'scheme' => 'http',
  'host' => 'localhost',
  'path' => '/test.php',
  'query' => 'm=admin&c=index&a=lists&catid=1&page=1',
  'fragment' => 'top',
)

echo "
";
$url = 'http://localhost/test.php?m=admin&c=index&a=lists&catid=1&page=1#top';
var_export(basename($url));
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test.php?m=admin&c=index&a=lists&catid=1&page=1#top

echo "
";
$url = 'http://localhost/test.php?m=admin&c=index&a=lists&catid=1&page=1#top';
preg_match_all("/(\w+=\w+)(#\w+)?/i",$url,$match);
var_export($match);
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array (
  0 => 
  array (
    0 => 'm=admin',
    1 => 'c=index',
    2 => 'a=lists',
    3 => 'catid=1',
    4 => 'page=1#top',
  ),
  1 => 
  array (
    0 => 'm=admin',
    1 => 'c=index',
    2 => 'a=lists',
    3 => 'catid=1',
    4 => 'page=1',
  ),
  2 => 
  array (
    0 => '',
    1 => '',
    2 => '',
    3 => '',
    4 => '#top',
  ),
)