nsstringencoding - w3toppers.com

iOS 5: How to convert an Emoji to a unicode character?

Please try this : Convert Emoji to unicode NSData *data = [strEmo dataUsingEncoding:NSNonLossyASCIIStringEncoding]; NSString *goodValue = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]; Very easy to convert unicode to Emoji NSData *data = [strEmo dataUsingEncoding:NSUTF8StringEncoding]; NSString *goodValue = [[NSString alloc] initWithData:data encoding:NSNonLossyASCIIStringEncoding];

Binary to text in Java

You can use Integer.parseInt with a radix of 2 (binary) to convert the binary string to an integer: int charCode = Integer.parseInt(info, 2); Then if you want the corresponding character as a string: String str = new Character((char)charCode).toString();