While working with forms, developers often need to capture specific inputs like gender or name prefix, and the radio button serves as the ideal choice for this. Users generally select one option from predefined values with radio buttons. For example, on a registration page, a user typically selects their gender through radio buttons. Based on
Convert Strings to Uppercase or Lowercase in JavaScript is a common task when working with text. JavaScript provides several built-in methods for handling strings, including slice(), substring(), and replace(). Among these, the toUpperCase() and toLowerCase() methods are used to quickly change the text case. These methods help in formatting user input, displaying consistent data, and
Sometimes you may need to reload a webpage using JavaScript to keep the content up to date without requiring any user action. This feature is commonly seen on websites that auto-refresh after a set interval, such as live scoreboards, news feeds, or result boards. Auto refresh functionality helps deliver fresh content seamlessly, enhancing the user
Get File Extension in JavaScript is essential when working with file uploads or displaying files based on their type. Sometimes, you need to validate file extensions or extract them for further processing. HTML input allows users to upload files to a webpage, but handling them safely requires knowing their extensions. Validating user input is crucial
Show Video Preview using JavaScript is a useful feature when you want users to see their selected video before uploading it to the server. Social media platforms like Facebook and Twitter use this functionality to help users confirm their video choice. You can easily implement similar functionality with JavaScript. In this article, we will provide
When users upload images, it’s helpful to let them see a preview before sending it to the server. This way, they can quickly spot mistakes and remove or change any wrong images. You can implement this seamlessly with jQuery. In this tutorial, we will show how to show image preview using jQuery with a simple
In this example, we will generate random string in PHP using multiple methods. PHP does not provide a built-in function for random strings, but we can create them using random numbers. PHP has three different functions to generate random numbers. These functions accept minimum and maximum values and return a random number from that range.
Knowing how to generate QR code in PHP and allow users to download it as an image is an essential skill for developers. QR codes play a major role in industries like online payments, eCommerce, ticket booking, and even on visiting cards. A QR code stores information such as serial numbers or website addresses. When
When working with files, it’s important to check file exists or not using PHP before attempting to access them. This prevents errors and improves the user experience by handling missing files gracefully. PHP offers several built-in functions to manage file operations efficiently. In this tutorial, we will explore these functions and demonstrate how to check
In this example, we will check the database connection in Laravel. Before starting to create a new Laravel application start your database services like XAMPP or WAMPP and change database credentials in the .env file. Here, we will check database is connected and get an active database name using DB helper. To check database exists
