TRUTHY and FALSY In javascript any variable with an assigned value without zero is true. Like- 1, -1, 3, etc. When the variable is declared without value, it is undefined. Undefined is always false. Variable with default value null is always false. Variable with value NaN is false. Empty array…

Generally, bindings occur whenever we declare or set a value in a variable. For example, we use var, let, and const to assign a variable. var x = 1; let y = 2; const z = 3; Now I will explain how var and hoisting occur and how to use…

JavaScript is a Scripting Language. It’s can’t go itself. At a time it’s was a neglected scripting language. But at present, it’s gain the most popularity to all kinds of web developers. Today I discuss some topics of basic JavaScript. 1.Different types of JavaScript: *String — This represent character type…