Uri\WhatWg\Url::getPort

(PHP 8 >= 8.5.0)

Uri\WhatWg\Url::getPort — Retrieve the port component

public Uri\WhatWg\Url::getPort(): ?int

Retrieves the port component.

此函数没有参数。

Returns the port component as an int if the port component exists, null is returned otherwise.

示例 #1 Uri\WhatWg\Url::getPort() basic example

<?php
$url = new \Uri\WhatWg\Url("https://example.com:443");

echo $url->getPort();
?>

以上示例会输出：