Convert the UTF 8 encoded NSData to string in swift and objective c

Solution:

Use the below technics to convert the UTF 8 NsData to string in objective code swift.

Objective c:
Method 1:

        NSString* Str = [[NSString alloc] initWithData:theData encoding:NSUTF8StringEncoding];

Method 2:

        NSString* Str = [NSString stringWithUTF8String:[theData bytes]];

Swift:

Method 1:

        let Str = String(data: data, encoding: .utf8)

Method 2:

        let Str = String(data: data.subdata(in: 0 ..< data.count - 1), encoding: .utf8)

Method 3:

        let Str = data.withUnsafeBytes(String.init(utf8String:))