Introduction to PHP functions in WordPress for getting homepage and site links

home_url() (get the homepage link) The
ome_url() function is used to get the WordPress homepage link.

Usage

home_url( $path, $scheme );

Parameters

$path

(string) (optional) The content appended after the homepage link is a relative link.

Default value: None

$scheme

(String) (optional) Link protocol, only supports "http", "https" and "relative".

Default value: null

Return value

(String) Returns the home page URL plus the $path parameter.

Example

echo home_url();//输出：http://www.example.com
echo home_url( '/' );//输出：http://www.example.com/
echo home_url( '/', 'https' );//输出：https://www.example.com/
echo home_url( 'example', 'relative' );//输出：/example

Others
This function is located at: wp-includes/link-template.php

site_url() (get site link)
site_url() function is used to get the WordPress site link.

Usage

site_url( $path, $scheme );

Parameters

$path

(String) (optional) Content appended after the link.

Default: None

$scheme

(String) (optional) Link protocol, only "http", "https", "login", "admin" and "relative" are allowed.

Default value: null

Return value

(String) Returns the site link plus the $path parameter.

Example

echo site_url();//输出：http://www.example.com 或者 http://www.example.com/wordpress
echo site_url( '/secrets/', 'https' );//输出：https://www.example.com/secrets/ 或者 https://www.example.com/wordpress/secrets/

Others

This function is located at: wp-includes/link-template.php

The above is an introduction to the PHP functions used to obtain homepage and site links in WordPress, including relevant content. I hope it will be helpful to friends who are interested in PHP tutorials.