Top 10 interview related question
2. Call and apply:
call() and apply() used for the exact same reason…
React fundamental things:
1.What is React?
2.React is a Library:
Generally, people confused about the framework and Library. A library is a collection of non-volatile resources used by computer programs. A framework is a platform for developing software applications. A framework is prebuilt things where libraries control the things. In frameworks, some decision is already made on the other hand React is a library where all the decision is…
Undefined: A variable that has not been assigned a value has the value undefined. It’s more like unintentional missing value.
let y ;
console.log(typeof y) // undefined
Null: It’s more like intentionally missing values. It’s a special primitive type. …
.charAt() — This is used for finding the location for the character from a string. The charAt() method returns the character at the specified index in a string.
var str = programming;
var result = str.charAt(5)
.concat() — this is used for adding two strings.
Using syntax is -
string.concat(string1, string2, …, stringX)
var str1 =…
Full stack Web developer