//The OR operator in Javascript is 2 verticals lines: ||
//Example
var booleanOne = true;
var booleanTwo = false;
if(booleanOne || booleanTwo) {
//At least one boolean is true -> code excuted
}
var x = 5;
// === equal value and equal type
// e.g. 1.
x === 5 returns true
// e.g. 2.
x === "5" returns false
// !== not equal value or not equal type
// e.g. 1.
x !== 5 returns false
// e.g. 2.
x !== "5" returns true
// e.g. 3.
x !== 8 returns true