pub fn lamports(&self) -> u64 {
        match self {
            RentDue::Exempt => 0,
            RentDue::Paying(x) => *x,
        }
    }
/// Return the lamports due for rent
Return the lamports due for rent
Return the lamports due for rent
pub fn lamports(&self) -> u64 {
        match self {
            RentDue::Exempt => 0,
            RentDue::Paying(x) => *x,
        }
    }
pub fn lamports ( & self ) -> u64 { match self { RentDue :: Exempt => 0 , RentDue :: Paying ( x ) => * x , } }
Return the lamports due for rent
Return the lamports due for rent
&self