PHP マニュアル: Resolve a URL with the current object as the base URL

public static Uri\WhatWg\Url::resolve(string $uri, array &$softErrors = null)

Resolves a valid URL string - which may potentially be a relative-URL string - with the current object as the base URL.

uri: A valid URL string (e.g. /foo or (e.g. https://example.com/foo) to apply on the current object.
softErrors: An array to pass a list of Uri\WhatWg\UrlValidationError instances by reference to provide extended information about the soft errors triggered during reference resolution.

A new Uri\WhatWg\Url instance.

If the resulting URL is invalid, a Uri\WhatWg\InvalidUrlException is thrown.

例1 Uri\WhatWg\Url::resolve basic example

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

echo $url->toAsciiString();
?>

上の例の出力は以下となります。

https://example.com/foo