Reverse a String in JavaScript
In the technical round of the interview, reversing a string is one of the most often asked JavaScript questions. Interviewers may ask you to write different ways to reverse a...
Category: JavaScript
Check if a String is in Uppercase or Lowercase in JavaScript
Converting a string to uppercase or lowercase is straightforward using the toUpperCase() or toLowerCase() methods. But here we will see how to check if a String is all UpperCase or...
How to use a variable in Regular Expression pattern in JavaScript
In this article, we’ll show you how to use a variable in a Regular Expression pattern in JavaScript. Checkout more articles on JavaScript Scroll to a specific element using JavaScript...
How to add an event listener to iframe
We’re going to show you how to add an event listener to an iframe. In this article, we will see two different methods to add an event listener to an...
How to highlight searched text using JavaScript
Today we will show you how to highlight the searched text using pure JavaScript code. We can also highlight the text using jQuery library but here we will use the...
How to preview selected image from input type file using jQuery
In this article, we will show you how to preview selected image from input type file using jQuery. Sometimes we may need to display the image before it is uploaded....
Draggable sortable bootstrap table row using jQuery
If you want to implement a draggable sortable bootstrap table row then you can achieve it easily using the jQuery ui. We can generally use it when we need to...
Capitalize the first letter of a string using JavaScript
In this JavaScript article, we will show you how to capitalize the first letter of a string using JavaScript. There are many ways to uppercase the first letter of a...
Automatically refresh or reload a page using JavaScript
If you want to reload or refresh the page automatically after a certain time, you can do it using JavaScript. In this article, you will see three different methods to...
How to sort an array of objects in a specific order in JavaScript
We were trying to sort an array of objects which contains a status key which has “active”, “inactive”, “pending”. So we just wanted to sort the array in such a...
How to set an HTML element’s class using JavaScript
In this article, we will show you how to add / remove / toggle an HTML element’s class using JavaScript. There are two different properties called className and classList to...
How to prevent the submit form on enter key except the textarea using jQuery
Today we will show you how to prevent the submit form on enter key except the textarea using jQuery. In a real project, you may need to restrict the entry...
How to create autocomplete places search box using Google Maps in JavaScript
In this article, we will show you how to create autocomplete places search box using Google Maps in JavaScript. We have already explained how to implement Google Place Autocomplete in...
How to check if an array is empty or exist in JavaScript
If you are using arrays in your project and would like to use the array method, we suggest you check if the array is empty or exists. So here we...