Discussion on: Daily Challenge #178 - Create Phone Numbers

function createPhoneNumber(arr) {
    if(arr.length < 10) {
        return 'Your phone number is not from this country'
    }

    arr.splice(0,0, '(')
    arr.splice(4,0, ')')
    arr.splice(5,0, ' ')
    arr.splice(9,0, '-')

    return arr.join('');
};