NSLog - NSString Formatting

int myInt=6;

float myFloat=78.4342;

NSString *myStr= @"hello world!";

NSLog(@"log: %@ ", myStr);

NSLog(@"log: %f ", myFloat);

NSLog(@"log: %i ", myInt);

//    OTHER FORMAT SPECIFIERS:

//    %d, %i signed int

//    %u unsigned int

//    %f float/double

//    %x, %X hexadecimal int

//    %o octal int

//    %zu size_t

//    %p pointer

//    %e float/double (in scientific notation)

//    %g float/double (as %f or %e, depending on value)

//    %s C string (bytes)

//    %S C string (unichar)

//    %c character

//    %C unichar

//    %lld long long

//    %llu unsigned long long

//    %Lf long double

Another tip:

http://stackoverflow.com/a/4940957/552636

float floatValue=341.45628;

NSString *stringFromFloat = [[NSString alloc] initWithFormat:@"%0.3f", floatValue, floatValue, floatValue];



NSLog(@"%@",stringFromFloat);



//logs 341.456;