Method remove

cranelift/entity/src/map.rs:133–141

Remove the element at `k`, if it exists, replacing it with the default value.

(&mut self, k: K)

    /// Remove the element at `k`, if it exists, replacing it with the default
    /// value.
    pub fn remove(&mut self, k: K) -> Option<V> {
        let i = k.index();
        if i < self.elems.len() {
            let default = self.default.clone();
            Some(core::mem::replace(&mut self.elems[i], default))
        } else {
            None
        }
    }

    /// Is this map completely empty?
    #[inline(always)]