Var let and const in JavaScript
ECMAScript 6 introduced let and const to the javascript engine. So, lets see what is the real difference between let ,const and var. var and let : var is used for global declaration and its scoped… (more…)
Read more »“What’s the typeof null?”, and other confusing JavaScript Types
The typeof operator in JavaScript evaluates and returns a string with the data type of an operand. For example, to find the type of 123, we would write – typeof 123 This will return a string with the type of 123, which, in this case, will be “number”. I… Read more