how to install wordpress 4 on centos 7

The first, install lamp install, then install wordpress on centos 7. Step-by-step install wordpress on centos 7 as below:

Step 1: Create a MySQL database and user for wordpress

# mysql -u root -p

Create new database

CREATE DATABASE wordpress;

Create new account and password

CREATE USER wordpressuser@localhost IDENTIFIED BY 'password';
GRANT ALL PRIVILEGES ON wordpress.* TO wordpressuser@localhost IDENTIFIED BY 'password';
FLUSH PRIVILEGES;
exit

Step 2: Install wordpress

The first, install php-gd package,then start to apache server

# yum install php-gd
# service httpd restart

Download wordpress latest

# wget http://wordpress.org/latest.tar.gz

Extract the archive

# tar xzvf latest.tar.gz

# rsync -avP ~/wordpress/ /var/www/html/ 

Create a folder for WordPress to store uploaded files

# mkdir -p /var/www/html/wp-content/uploads

Assign the correct ownership and permissions to our WordPress files and folders

# chown -R apache:apache /var/www/html/*

Step 3: Configure Wordpress

# cd /var/www/html
# cp wp-config-sample.php wp-config.php

vi wp-config.php
// ** MySQL settings - You can get this info from your web host ** //
define('DB_NAME', 'wordpress');
/** MySQL database username */
define('DB_USER', 'wordpressuser');
/** MySQL database password */
define('DB_PASSWORD', 'password');

/** The name of the database for WordPress */

Step 4: The finish install wordpress 4 on centos 7

You have a install wordpress  on centos 7. I hope will this help you!
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