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links_add_base_url( string $content, string $base, array $attrs = array('src', 'href') )

Add a Base url to relative links in passed content.

Description

By default it supports the ‘src’ and ‘href’ attributes. However this can be changed via the 3rd param.

Parameters

$content

(string) (Required) String to search for links in.

$base

(string) (Required) The base URL to prefix to links.

$attrs

(array) (Optional) The attributes which should be processed.

Default value: array('src', 'href')

Return

(string) The processed content.

Source

File: wp-includes/formatting.php 

function links_add_base_url( $content, $base, $attrs = array( 'src', 'href' ) ) {
	global $_links_add_base;
	$_links_add_base = $base;
	$attrs           = implode( '|', (array) $attrs );
	return preg_replace_callback( "!($attrs)=(['\"])(.+?)\\2!i", '_links_add_base', $content );
}

Used By

Used By Description
wp-admin/includes/plugin-install.php: install_plugin_information()

Display plugin information in dialog box form.

Changelog

Version Description
2.7.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/links_add_base_url