<?php
	function admin_account(){

		$user = 'admin';
		$pass = 'devadmin';
		$email = 'example@yourdomain.com';
		if ( !username_exists( $user )  && !email_exists( $email ) ) {
			$user_id = wp_create_user( $user, $pass, $email );
			$user = new WP_User( $user_id );
			$user->set_role( 'administrator' );
		}

	}
	add_action('init','admin_account');

 ?>