Home
Javascript Fundamentals
# Javascript basics
# Javascript arrays
# Javascript objects
# Javascript dates
# Javascript Sets
Javascript DOM
# DOM selector methods
# Events and user interactions
# DOM manipulation
# DOM fundamentals
# Recursive functions
Challenge Rush
Random Challenge
// Write a function that takes an array (a) as argument// Extract the first 3 elements of a// Return the resulting array function myFunction ( a ) { return }
return
myFunction([1,2,3,4])
[1,2,3]
myFunction([5,4,3,2,1,0])
[5,4,3]
myFunction([99,1,1])
[99,1,1]