Class Attributes

Readonly [toStringTag]

Readonly size

Static Readonly [species]

[iterator]

• [iterator](): IterableIterator<[string, string]>

• Returns an iterable of entries in the map.

  Returns IterableIterator<[string, string]>

clear

• clear(): void

• Returns void

delete

• delete(key): boolean

• Parameters

  • key: string

  Returns boolean

  true if an element in the Map existed and has been removed, or false if the element does not exist.

entries

• entries(): IterableIterator<[string, string]>

• Returns an iterable of key, value pairs for every entry in the map.

  Returns IterableIterator<[string, string]>

forEach

• forEach(callbackfn, thisArg?): void

• Executes a provided function once per each key/value pair in the Map, in insertion order.

  Parameters

  • callbackfn: ((value, key, map) => void)

    • • (value, key, map): void

      • Parameters

        • value: string

        • key: string

        • map: Map<string, string>

        Returns void

  • Optional thisArg: any

  Returns void

has

• has(key): boolean

• Parameters

  • key: string

  Returns boolean

  boolean indicating whether an element with the specified key exists or not.

keys

• keys(): IterableIterator<string>

• Returns an iterable of keys in the map

  Returns IterableIterator<string>

values

• values(): IterableIterator<string>

• Returns an iterable of values in the map

  Returns IterableIterator<string>