Function arrow2::bitmap::quaternary

pub fn quaternary<F>(
    a1: &Bitmap, 
    a2: &Bitmap, 
    a3: &Bitmap, 
    a4: &Bitmap, 
    op: F
) -> Bitmap where
    F: Fn(u64, u64, u64, u64) -> u64, 

Apply a bitwise operation op to four inputs and return the result as a Bitmap.