How to change a wordpress blog domain name

Change domain name from old domain name to new domain name
Method 1:

Add code to the PHP file.

Open your wp-config.php and add the following code to it, which means to set up a new Wordpress blog URL.

The code is as follows:	Copy code
Define ('WP _ siteurl', 'http: // New Domain name '); Define ('WP _ home', 'http: // New Domain name ');

Method 2:

Database modification method.

The code is as follows:	Copy code
UPDATE wp_posts SET post_content = replace (post_content, 'old domain name', 'New domain name '); UPDATE wp_comments SET comment_content = replace (comment_content, 'old domain name', 'New domain name '); UPDATE wp_comments SET comment_author_url = replace (comment_author_url, 'old domain name', 'New domain name ');