Map

A collection of key/value pairs.

{'key': 'value'}

Constructors

Map()

Returns a new map.

Fields

type

Returns the type of this object as a string.

"foo".type // "Map"

Methods

add(key, value)

Adds a new key/value pair entry to this map.

{}.add('key', 'value') // {'key': 'value'}

clear()

Removes all entries from this map

{'key': 'value'}.clear() // {}

isEmpty()

Returns true is this map has no entries.

{}.isEmpty() // true

isNotEmpty()

Returns true is this map has entries.

{'key': 'value'}.isNotEmpty() // true

length()

Returns the length of this map.

{'key': 'value'}.length() // 1

remove(key)

Removes the entry associated with key from this map.

{'key': 'value'}.remove('key') // {}