code: public function stylesheets() : array {
  	    
  	    $sDefaultPath = 'http://'.$_SERVER['HTTP_HOST'].'/getCss?';
  	    $aCss = func_get_args();
  	    $aReturns = array();
  	    
  	    foreach($aCss as $aCssCombination) {
  	        
  	        $sCssPath = $sDefaultPath;
  	        
  	        foreach ($aCssCombination as $sCssToAdd) {
  	            
  	            $sCssPath = $sCssToAdd.'&';
  	        }
  	    
      	    if (defined('ASSET_VERSION') && ASSET_VERSION) {
  
                  $sCssPath = ASSET_VERSION;
      	    }
  	        
  	        $aReturns[] = $sCssPath;
  	    }
  	    
  	    return $aReturns;
  	}
docs: get URL of your javascripts
  
  @access public
  @return array
  @internal param array $aCss [many can be passed]
  
  @tutoriel