What is difference between NSDictionary vs Dictionary in Swift?

Question

I\'m learning Swift, and I can see Dictionary in it.
But there are lots of examples that are using NSDictionary with Swift.
What\'s the

Answer 1

Dictionary is a native Swift struct. NSDictionary is a Cocoa class. They are bridged to one another (within the usual limits), as the docs explain very clearly and fully.

It's exactly parallel to Array and NSArray.