15 docs tagged with "javascript"

Calculate SHA-256 hash in JavaScript for data integrity and security.

This code snippet illustrates how to check for the presence of a value within an array in JavaScript, an essential operation for data validation and manipulation.

This code snippet provides an efficient way to check if a JavaScript object is empty, an essential check in many programming scenarios.

This code snippet shows how to convert any string into title case in JavaScript, a common requirement for formatting text in web applications and documents.

This snippet demonstrates how to implement a countdown timer in JavaScript, useful for timed events, quizzes, and other time-based functionalities in web applications.

This snippet shows how to create a new array from an existing one in JavaScript, allowing for effective data manipulation and transformation.

Learn how to make a DELETE request in JavaScript using the Fetch API to remove resources from a server.

Learn how to use the Fetch API in JavaScript to make a GET request and retrieve data from a server..

his code snippet provides a concise example of how to validate user input in JavaScript, helping you create a more user-friendly and secure web application.

This code snippet showcases how to create and configure a POST request using the Fetch API to send data to a server.

Learn how to use the Fetch API in JavaScript to make a PUT request for updating data on a server.

This snippet illustrates a straightforward and efficient method to remove duplicate elements from an array in JavaScript, enhancing data integrity and performance.

This snippet demonstrates a simple method to reverse a string in JavaScript, a common task in text manipulation and certain algorithms.

This code snippet demonstrates how to sort an array of objects in JavaScript based on a specific object property, a common requirement in data manipulation and display.

This code snippet demonstrates how to truncate a string to a specific length in JavaScript, useful in scenarios where text length needs to be controlled, like in UI elements or summaries.