Title: Iri::set_port
Published: March 29, 2023
Last modified: November 8, 2023

---

# Iri::set_port( string $port ): bool

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wporg-requests-iri/set_port/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/wporg-requests-iri/set_port/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wporg-requests-iri/set_port/?output_format=md#source)

[ Back to top](https://developer.wordpress.org/reference/classes/wporg-requests-iri/set_port/?output_format=md#wp--skip-link--target)

Set the port. Returns true on success, false on failure (if there are any invalid
characters).

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/wporg-requests-iri/set_port/?output_format=md#parameters)󠁿

 `$port`stringrequired

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wporg-requests-iri/set_port/?output_format=md#return)󠁿

 bool

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wporg-requests-iri/set_port/?output_format=md#source)󠁿

    ```php
     * @return bool
     */
    protected function set_port($port) {
    	if ($port === null) {
    		$this->port = null;
    		return true;
    	}

    	if (strspn($port, '0123456789') === strlen($port)) {
    		$this->port = (int) $port;
    		$this->scheme_normalization();
    		return true;
    	}

    	$this->port = null;
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/requests/src/iri.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.1/src/wp-includes/Requests/src/Iri.php#L937)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-includes/Requests/src/Iri.php#L937-L951)

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