In this article, we are given a string, our task is to find the occurrence of a character in the string with the help of a user-defined function....

In this article, we are given a string containing words and the task is to insert a new string at a given index. Inserting string at a particular position means increasing the length of the original string.There are some methods like slice( ), splice( ), and substring( ) to solve this problem which are discussed below:...

The object is defined as a key-value pair while the array is the collection of homogeneous data. we need to convert an array into an object. both are used to store the data in different formats. we will see the approach for conversion of an array into an object....

Appending an element to an array in JavaScript means adding a new item to the end of the array. , this process extends the array’s length, accommodating new data. JavaScript offers several methods for appending elements which accepts one or more elements as arguments and adds them to the end of the array....

An Array is a collection of data and a data structure that is stored in a sequence of memory locations. One can access the elements of an array by calling the index number such as 0, 1, 2, 3, …, etc. The array can store data types like Integer, Float, String, and Boolean all the primitive data types can be stored in an array....

Escape Characters are the symbols used to begin an escape command in order to execute some operation. They are characters that can be interpreted in some alternate way than what we intended to. Javascript uses ‘\‘ (backslash) in front as an escape character....

To sort an Object Array by Date in JavaScript, we have different approaches. We are going to learn how to sort an Object Array by Date in JavaScript....

To insert an item into the array at a specific index we will break the array from the index and insert the item into the array. There is no inbuilt method in JavaScript that directly allows for the insertion of an element at any arbitrary index of an array. The possible approaches are given below....

In JavaScript, a forward slash serves multiple purposes such as division operator, string character, etc. In this article, we will see how to globally replace a forward slash in a JavaScript string....

Imagine you have a sentence written on a piece of paper. In JavaScript, strings are like those sentences. You can go through each letter one by one, just like you would read the sentence word by word. This process of going through each character is called iteration. There are different ways to iterate over characters in JavaScript and let’s discuss one by one....

An array is a JavaScript object that can hold multiple values at a time, irrespective of the data type. In this article, we will see how to add new elements to an existing array dynamically in Javascript. We will discuss two methods in this article i.e. push() method and dynamically adding an element at any index using the index of the array....

In this article, we will strip all non-numeric characters from a string. In order to remove all non-numeric characters from a string, replace() function is used....