Category: JavaScript
JavaScript Program to Encode a String to Base64
JavaScript Program to Encode a String to Base64 Introduction Base64 encoding is a widely used technique in JavaScript to convert binary or string data into an ASCII string format. It’s especially helpful when working with data in web development, such as embedding images, transmitting data via APIs, or handling strings…
Read MoreJavaScript String lastIndexOf() – Find Last Index
JavaScript String lastIndexOf() – Find Last Index Introduction The lastIndexOf() method in JavaScript is a string method used to determine the last occurrence of a specified value within a string. This method can search for both strings and characters, which makes it a versatile tool in text processing. For instance, it is…
Read MoreJavaScript Object fromEntries() – Transform Key-Value Pairs
JavaScript Object fromEntries() – Transform Key-Value Pairs Introduction The fromEntries() method in JavaScript provides a robust solution for transforming key-value pairs into an object. This method is particularly useful when manipulating data received from various sources, like APIs or handling transformations within data structures. It makes the conversion of arrays or other…
Read MoreJavaScript Program to Pass a Function as Parameter
JavaScript Program to Pass a Function as Parameter Introduction Passing a function as a parameter in JavaScript is a fundamental technique that enables developers to write flexible, reusable, and modular code. Since JavaScript supports first-class functions, it allows functions to be treated like variables, meaning they can be assigned, returned,…
Read More