how to recover wordpress after url address change code example
Example 1: wordpress address url accidentally changed
USE wp_database_name
UPDATE wp_options SET option_value="new_value" WHERE option_name="siteurl";
UPDATE wp_options SET option_value="new_value" WHERE option_name="home";
Example 2: wordpress address url accidentally changed
// wp-content/theme_name/functions.php
update_option( 'siteurl', 'new_value' );
update_option( 'home', 'new_value' );
// wp-config.php
define( 'WP_HOME', 'new_value' );
define( 'WP_SITEURL', 'new_value' );