DSA

Write a JavaScript function to check the types for each 🔗 Type Utilities 🟢 Easy🧩 Pattern – JavaScript Essentials Note ✍️ This object inherits from Object.prototype, so it has access to built-in methods like .toString(), .hasOwnProperty(). This means it doesn’t inherit any properties or methods (like .toString, .hasOwnProperty, etc.) but it is an object. JS Code to check… Read More »Check types in JavaScript

Throttling is used to control how frequently a function is executed. With throttling applied, the function runs immediately on the first call, and it can only be called after a certain time any subsequent calls within during that waiting period are ignored. 🔗 Throttle 🟡 Medium 🧩 Pattern – JavaScript Essentials Related: Debounce… Read More »Throttle in JavaScript

Create a function called flatten that produces a new array by merging all nested arrays into a single, flat array. 🔗 Flatten 🟡 Medium🧩 Pattern – JavaScript Essentials Related: Flatten Deeply Nested Array – 2625 | Matrixread Recursive Code Using Reduce

Create a flexible utility function classNames designed to combine various types of inputs into a single string of CSS classes. This function should be able to process: 🔗Classnames 🟡 Medium🧩 Pattern – JavaScript Essentials Examples classNames function

Write a polyfill for Array.prototype.reduce in JavaScript and take care of all edge cases below, 🔗Array.prototype.reduce 🟢 Easy 🧩 Pattern – JavaScript Essentials JavaScript Reduce Polyfill

Write a debounce function with a cancel() method to clear any pending calls and flush() to call the function immediately clear by clearing the last timer. 🔗Debounce 🟡 Medium 🧩 Pattern – JavaScript Essentials What is debouncing? Debouncing is a technique that ensures that a function is called only after… Read More »Debounce with flush and cancel