LRL Rakesh Singhinyoursweetnightmare.hashnode.dev·Feb 22, 2023 · 4 min readJAVASCRIPT-Optional Chaining (?.)Overview Optional chaining is a simple and short expression that we can use to access chained properties when there is a possibility that the reference might be missing. When execute, It takes the reference to its left and checks if it is nullish (un...00
LRL Rakesh Singhinyoursweetnightmare.hashnode.dev·Feb 16, 2023 · 3 min readJAVASCRIPT- ReferenceError vs TypeErrorOverview In Javascript, it's common to encounter errors that can be challenging to debug. Of all errors, ReferenceError and TypeError is the two common error that we frequently face while working on the browser console. In this blog, we will discuss ...00
LRL Rakesh Singhinyoursweetnightmare.hashnode.dev·Sep 4, 2022 · 2 min readJavaScript Object-add, update and delete propertiesJavaScript object is a collection of properties, and property is a combination of a name (or key) and a value. Object manipulation is very easy but as we are human beings we are always prone to forget. So here are some of the ways to add, update and ...00
