Method delete

src/strings/tries.rs:99–103

Removes the key from the set if the key is present

(&mut self, key: &str)

    /// Removes the key from the set if the key is present
    pub fn delete(&mut self, key: &str) {
        let mut root = self.root;
        root = unsafe { self.delete_dth(root, key, 0) };
        self.root = root;
    }

    /// Returns all keys in the symbol table
    pub fn keys(&self) -> Queue<String> {