Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

Appearance settings

klippersubs/hashtable

Open more actions menu

Repository files navigation

@klippersubs/hashtable

Travis CI NPM version

Hash table implementation.

yarn add @klippersubs/hashtable
import HashTable, { hashString } from '@klippersubs/hashtable';

const ht = new HashTable(hashString);

ht.set('Alice', '+7 987 654‑32‑10');
ht.set('Bob', '+81 987 654‑32‑10');
ht.set('Alice', '+81 012 345‑67‑89');
ht.delete('Bob');

console.log(ht.get('Alice'));
// → '+81 012 345‑67‑89'
console.log(ht.get('Bob'));
// → undefined
console.log(ht.has('Bob'));
// → false
import { StringTable } from '@klippersubs/hashtable';

const st = new StringTable();

st.set('Alice', '+7 987 654‑32‑10');
st.set('Bob', '+81 987 654‑32‑10');
st.set('Alice', '+81 012 345‑67‑89');
st.delete('Bob');

console.log(st.get('Alice'));
// → '+81 012 345‑67‑89'
console.log(st.get('Bob'));
// → undefined
console.log(st.has('Bob'));
// → false

Exported API

Type export Hash

Callback type for calculating a hash of key.

Generic params:

  • Key — key type.

Params:

  • key: Key — a key to calculate hash.
  • capacity: number — hash table capacity.

Return value:

  • number — hash.

Export hashString

Calculates a hash of string key.

Params:

  • key: string — a key to calculate hash.
  • capacity: number — hash table capacity.

Return value:

  • number — hash.

Default export HashTable

Hash table class.

Generic params:

  • Key — key type.
  • Value — value type.

Constructor

Params:

  • hash: Hash<Key> — hash function.
  • capacity: number = 8 — capacity of the hash table.

Method set

Sets key–value pair.

Params:

  • key: Key.
  • value: Value.

Return value:

  • this.

Method get

Returns value of a key–value pair.

Params:

  • key: Key.

Return value:

  • Value.

Method has

Checks if key—value pair exists.

Params:

  • key: Key.

Return value:

  • boolean.

Method delete

Deletes key—value pair.

Params:

  • key: Key.

Return value:

  • this.

Export StringTable

Specialized hash table with string keys.

Generic params:

  • Value — value type.

Constructor

Params:

  • capacity: number = 8 — capacity of the hash table.

License

MIT

Releases

Packages

Used by

Contributors

Languages

Morty Proxy This is a proxified and sanitized view of the page, visit original site.