Apple sample code

gistfile1.m

for (CIFaceFeature *f in features)
{
    NSLog(NSStringFromRect(f.bounds));
    // Should be NSLog(@"%@", NSStringFromRect(f.bounds)); for security reasons
 
    if (f.hasLeftEyePosition)
        NSLog("Left eye %g %g", f.leftEyePosition.x. f.leftEyePosition.y);
    // Missing @ before opening quote
    // Should be f.leftEyePosition.x,
 
    if (f.hasRightEyePosition)
        NSLog("Right eye %g %g", f.rightEyePosition.x. f.rightEyePosition.y);
    // Missing @ before opening quote
    // Should be f.rightEyePosition.x,
 
    if (f.hasmouthPosition)
    // Should be f.hasMouthPosition
        NSLog("Mouth %g %g", f.mouthPosition.x. f.mouthPosition.y);
    // Missing @ before opening quote
    // Should be f.mouthPosition.x,
}