Lesson 7 Challenge 4 Solution

by nathanesa

JavaScript

// Set up arrays.
var colours = ['red', 'yellow', 'pink', 'green', 'purple', 'orange', 'blue'];
var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
var numbers = [2, 4, 10, 5, 87, 3, 15, 8, 1];

// Display all the colours.
for (var i = 0; i < colours.length; i ++) {
  document.write('Colour number ' + i + ' is ' + colours[i]);
  document.write('<br>')
}

// Display all the months.
for (i = 0; i < months.length; i ++) {
  document.write('Month number ' + i + ' is ' + months[i]);
  document.write('<br>')
}

// Sum up the numbers and display result.
var total = 0;
for (i = 0; i < numbers.length; i ++) {
	total = total + numbers[i];
}
document.write('The sum of the numbers is ' + total);