Remove Menus in WordPress Dashboard

functions.php

/** Remove Menus in WordPress Dashboard
*
* https://www.nuno-sarmento.com
*/

function ns_remove_menus () { 
 
 global $menu;
 $restricted = array(__('Dashboard'), __('Posts'), __('Media'), __('Links'), __('Pages'), __('Appearance'), __('Tools'), __('Users'), __('Settings'), __('Comments'), __('Plugins')); 
 end ($menu); 
 
 while (prev($menu)){ 
   $value = explode(' ',$menu[key($menu)][0]); 
 
   if(in_array($value[0] != NULL?$value[0]:"" , $restricted)){unset($menu[key($menu)]);} 
 } 

} 
add_action('admin_menu', 'ns_remove_menus');