e3-4.js

// Work with functions that take as parameters arrays (one or more)

// E3. Write a function that returns the sum of all elements in an array
function addArrayElements(array){
    
    return sum; // number
}

// E3.a Modify the function to only return the sum of all even elements;

// E4. Write a function that returns boolean true if an array contains a specific number (also given as parameter)

function containsElement(array, number){

    // returns boolean
}