How to check value is coming from json is null or not?

Question

I want to check result of json is null or not ..I used this code

- (NSString *)likesCount {
    if ([facebook valueForKey:@\"likes\"] == [NSNull null]) {

               


        

Answer 1

Try this code

- (NSString *)likesCount {
    if ([[facebook valueForKey:@"likes"] isEqualToString:@"(null)"] || [facebook valueForKey:@"likes"] == nil) {

        return @"";
    }
    else {

    return [facebook valueForKey:@"likes"];

    }
}