(PHP 8 >= 8.5.0)
Uri\Rfc3986\Uri::getUsername — Retrieve the normalized username
Retrieves the normalized username part (the text before the first : character)
from the userinfo component.
此函数没有参数。
Returns the normalized username as a string if the userinfo component exists, null is returned otherwise.
示例 #1 Uri\Rfc3986\Uri::getUsername() basic example
<?php
$uri = new \Uri\Rfc3986\Uri("https://user:password@example.com");
echo $uri->getUsername();
?>以上示例会输出：
user