Programming Blog
JavaScript (JS) is a lightweight, interpreted, or just-in-time compiled programming language with first-class functions.
While developing any application, array is mostly used variable to store the list of values. And in most of the scenarios you might want to check if array is empty or not, Here I’ll show you how can we check if array is empty or contains a value
While building an application, we might be having a scenario where we are using an array and we want to check if that array contains a specific value or object. That’s where Javascript Array Method includes() comes into the play. Usage Javascript array method includes() checks whether an array contains an element. Syntax arr.includes(valueToFind[, fromIndex]) … Read more Javascript Array Includes Method with Example
Assignment Operator The followings are the assignment operator in javascript: Simple Assignment Additional Assignment Subtraction Assignment Multiplication Assignment Division Assignment Reminder Assignment Simple Assignment (=) This operator assigns the right operand value to the left operand. var a=’apple’, b=’banana’,c=’cat’; Additional Assignment (+=) This operator adds the value of the right operand to a variable … Read more Javascript Assignment Operator with Example
The task of the operator is to perform some operation on certain values(operands). For example, 10 + 15,where 10 and 15 are left and right operand and + is an operator. Javascript has the following types of operators. Assignment Operator Comparison operators Arithmetic operators Bitwise operators Logical operators String operators Conditional (ternary) operator Comma operator … Read more Javascript Operators
When you want to merge two or more arrays, there are following three ways that you can use. concat method spread operator. merge array using push and unshift 1. concat method concat method is used to merge two or more array and it doesn’t alter any existing array but it returns a new array. 1. … Read more How to merge multiple arrays in javascript using concat method or spread operator.
shift() and unshift() are the javascript array methods. When you want to add or remove an item from the beginning of an array, shift() and unshift() methods will be used. And when you want to add or remove an item from the end of an array, push() and pop() methods will be used. Read my … Read more Javascript Array Methods: shift() and unshift()
push() and pop() are the javascript array methods. When you want to add or remove an item from the end of an array, push() and pop() methods will be used. And when you want to add or remove an item from the beginning of an array, shift() and unshift() methods will be used. Read my … Read more Javascript Array Methods: push() and pop()