376Variable length of accuracy of float in NSString
float f = 1.23456;
NSLog(@"%.2f", f);
NSLog(@"%.0f", f);
NSLog(@"%.0f", f);
1.23
1
1.23456
float f = 1.23456;
NSLog(@"%.2f", f);
NSLog(@"%.0f", f);
NSLog(@"%.0f", f);
1.23
1
1.23456