April 2018
Beginner to intermediate
426 pages
10h 19m
English
We need operators when performing any operation in a programming language. JavaScript also has arithmetic, assignment, comparison, logical, bitwise, and unary operators, among others. Let's take a look at these:
var num = 0; // {1} num = num + 2; num = num * 3; num = num / 2; num++; num--; num += 1; // {2} num -= 2; num *= 3; num /= 2; num %= 3; console.log('num == 1 : ' + (num == 1)); // {3} console.log('num === 1 : ' + (num === 1)); console.log('num != 1 : ' + (num != 1)); console.log('num > 1 : ' + (num > 1)); console.log('num < 1 : ' + (num < 1)); console.log('num >= 1 : ' + (num >= 1)); console.log('num <= 1 : ' + (num <= 1)); console.log('true && false : ' + (true && false)); // {4} console.log('true || false : ' + (true || ...