pub fn with_capacity(cap: usize) -> Self {
        Bytes {
            bytes: Vec::with_capacity(cap),
        }
    }
/// Construct a new bytes container with the specified capacity.
Construct a new bytes container with the specified capacity.
Construct a new bytes container with the specified capacity .
pub fn with_capacity(cap: usize) -> Self {
        Bytes {
            bytes: Vec::with_capacity(cap),
        }
    }
pub fn with_capacity ( cap : usize ) -> Self { Bytes { bytes : Vec :: with_capacity ( cap ) , } }
Construct a new bytes container with the specified capacity.
Construct a new bytes container with the specified capacity .
cap
usize
cap
usize