var car1 speed 150 weight 2000 show function for var cur in this conso

var car1 = { 	
speed: 150, 	
weight: 2000, 	
show: function() { 		
for (var cur in this) { 			
console.log (this[cur]); 		
}; 	
} 
};  
var car2 = { 	
speed: 160, 	
weight: 1500, 	
show: function() { 		
for (var cur in this) { 			
console.log (this[cur]); 		
}; 	
} 
}; 
console.log (car1); 
car1.show(); 
console.log (car2); 
car2.show();