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JS Assessment: Assess your Javascript skills

Arrays in Javascript

Explore various JavaScript array operations through practical exercises. Learn to locate, modify, and manipulate array elements, count occurrences, find duplicates, and transform values to strengthen your array handling skills.

We'll cover the following...

Assess your skills

Test your concepts of arrays by determining the location of an item in an array.

Javascript (babel-node)
indexOf = function(arr, item) {
}

Evaluate your concepts by populating an array.

Javascript (babel-node)
sum = function(arr) {
  
}

Evaluate yourself by returning a ...