Sets - language feature

Example from 1 languages: undefined

set = new Set()
set.add("foo")

Example from 1 languages: undefined

# Explicitly typed set.
baseball players: !!set
  ? Mark McGwire
  ? Sammy Sosa
  ? Ken Griffey
# Flow style
baseball teams: !!set { Boston Red Sox, Detroit Tigers, New York Yankees }

Languages with Sets include JavaScript, YAML, EDN, Aardvark

Languages without Sets include Bash

View all concepts with or missing a hasSets measurement