Search for a command to run...
Series
In this series i will explaing everything about JavaScript methods in detail and interactive way.
JavaScript methods are actions that can be performed on objects. So here is my new blog post I will cover the two JavaScript methods map() and filter(). Will explain easily and in detail. map() -> The map() method is used to apply a function on e...
The filter() method creates a new array filled with all the elements of the old array that pass a certain test, provided as a function. Let's take a look at the syntax:- let new = array.filter((v, i, a) => { // return element to new if condition...
The reduce() method is used to apply a function to each element in the array to reduce the array to a single value.Let's see the syntax:- let result = array.reduce((acc, v, i, a) => { // return the new value to the result variable }, initVal); /...
The some() method tests whether at least one of the elements in the array passes the test implemented by the provided function. The result of the some() method is a boolean. Let's see the syntax:- const new = array.some(( v, i, a) => { // ...
After a long time, a new post on JavaScript methods is here... Let's learn about the indexOf() method. indexOf() It accepts two parameters: The required parameter of searchValue indicates the content you want to search for in a string. The optiona...
The main purpose of forEach method is it executes a provided function once for each array element. In other words, iterates over the array. Often used in functional programming. Always returns undefined. // SYNTAX: arr - The array forEach is itera...
