pub fn as_integer(&self) -> Option<i64> {
        match *self {
            ValueKind::Integer(i) => Some(i),
            _ => None,
        }
    }
/// Extracts the integer value if it is an integer.
Extracts the integer value if it is an integer.
Extracts the integer value if it is an integer .
pub fn as_integer(&self) -> Option<i64> {
        match *self {
            ValueKind::Integer(i) => Some(i),
            _ => None,
        }
    }
pub fn as_integer ( & self ) -> Option < i64 > { match * self { ValueKind :: Integer ( i ) => Some ( i ) , _ => None , } }
Extracts the integer value if it is an integer.
Extracts the integer value if it is an integer .
&self