Retrieve the normalized host component

# Uri\Rfc3986\Uri::getHost

(PHP 8 >= 8.5.0)

Uri\Rfc3986\Uri::getHost — Retrieve the normalized host component

### 说明

public function Uri\Rfc3986\Uri::getHost(): ?string

Retrieves the normalized host component.

### 参数

此函数没有参数。

### 返回值

Returns the normalized host component as a string if the host component exists, `null` is returned otherwise.

### 示例

示例 #1 Uri\Rfc3986\Uri::getHost() basic example

    <?php
    $uri = new \Uri\Rfc3986\Uri("https://example.com");

    echo $uri->getHost();
    ?>

以上示例会输出：

    example.com

### 参见

- Uri\Rfc3986\Uri::getRawHost() - Retrieve the raw host component
- Uri\Rfc3986\Uri::withHost() - Modify the host component
- Uri\WhatWg\Url::getAsciiHost() - Retrieve the host component as an ASCII string
- Uri\WhatWg\Url::getUnicodeHost() - Retrieve the host component as an Unicode string

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