php URL各部分擷取方法(全域變數)

$url = "http://www.electrictoolbox.com/php-extract-domain-from-full-url/"; $parts = parse_url($url); 複製代碼 輸出:Array([scheme] => http[host] => www.electrictoolbox.com[path] => /php-extract-domain-from-full-url/) 樣本2： $url = 'http://username:password@hostname/path?arg=value#anchor'; print_r(parse_url($url)); echo parse_url($url, PHP_URL_PATH); ?> 複製代碼 輸出:Array([scheme] => http[host] => hostname[user] => username[pass] => password[path] => /path[query] => arg=value[fragment] => anchor) 很容易便分解出一個URL的各個部，取指定的部分出來也很容易：echo parse_url($url, PHP_URL_PATH);在第二個參數中，設定如下的參數: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。

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