Method is_empty

utils/src/pairs.rs:106–108

Returns `true` if no pairs exists.

(&self)

    /// Returns `true` if no pairs exists.
    pub fn is_empty(&self) -> bool {
        self.len() == 0
    }

    /// Returns an iterator over zipped pairs.
    pub fn iter(&self) -> <Self as IntoIterator>::IntoIter {