function enable(){
     Array.prototype.filter.call(cards, function(card){
         card.classList.remove("disabled");
         for(var i = 0; i < matchedCard.length; i++){
             matchedCard[i].classList.add("disabled");
         }
     });
 }
/**
 * @description enable cards and disable matched cards
 */
@description enable cards and disable matched cards
@description enable cards and disable matched cards
function enable(){
     Array.prototype.filter.call(cards, function(card){
         card.classList.remove("disabled");
         for(var i = 0; i < matchedCard.length; i++){
             matchedCard[i].classList.add("disabled");
         }
     });
 }
function enable ( ) { Array . prototype . filter . call ( cards , function ( card ) { card . classList . remove ( "disabled" ) ; for ( var i = 0 ; i < matchedCard . length ; i ++ ) { matchedCard [ i ] . classList . add ( "disabled" ) ; } } ) ; }
@description enable cards and disable matched cards
@description enable cards and disable matched cards