i am wondering how i do a % sign within a NSString, i have tried <code>\%</code> and <code>\\%</code>

Try <code>%%</code>. Short question, short answer. :)

% sign in string objective c

i am wondering how i do a % sign within a NSString, i have tried \% and \\%

What is symbol in Objective C?

The @ symbol is used in a few places in Objective-C, and basically it's a way to signal that whatever it's attached to is special to Objective-C and not part of regular C. This is important when the computer compiles Objective-C code.

What is @before a string in Objective C?

@"Chocolate" is just a shortcut to create an NSString instance. You could also use: [[NSString alloc] initWithUTF8String:"Chocolate"]; If you didn't use the @ you would create a C string ( char array). Follow this answer to receive notifications.

Try %%.

Short question, short answer. :)