effect-io-ai

Package: effect
Module: MutableHashMap

MutableHashMap.make

Creates a MutableHashMap from a variable number of key-value pairs.

When to use

Use to create a mutable hash map from explicit entries known at the call site.

Example (Creating a map from entries)

import { MutableHashMap } from "effect"

const map = MutableHashMap.make(
  ["key1", 42],
  ["key2", 100],
  ["key3", 200]
)

console.log(MutableHashMap.get(map, "key1")) // Some(42)
console.log(MutableHashMap.size(map)) // 3

See

• empty for creating an empty map
• fromIterable for creating a map from an iterable of entries

Signature

declare const make: <Entries extends Array<readonly [any, any]>>(...entries: Entries) => MutableHashMap<Entries[number] extends readonly [infer K, any] ? K : never, Entries[number] extends readonly [any, infer V] ? V : never>

Source

Since v2.0.0