如何將這個目標c語法寫入swift 2.0語法？

Question

NSArray *arrayTemp = [NSArray alloc] initWithObjects:@"asd", @"szdfasd", @"dsfgfdf", nil]; 

NSDictionary *dict = [NSDictionary alloc] initWithObjectsAndKeys:arrayTemp, @"temp_array", nil]; 

NSString result = [((NSArray) [dict objectForKey:@"temp_array"]) objectAtIndex:(arrayTemp.count -1)]; 

Answer 1

let arrayTemp = ["asd", "szdfasd", "dsfgfdf"] 
let dict = ["temp_array" : arrayTemp] 
let result = dict["temp_array"]!.last!