Undefined Is Not A Function? That's Ok With Optional Chaining - Nik Frank (english)

2020 12:02
Synopsis
On 29/5/19, Nik Frank gave a lecture about Optional Chaining during a JavaScript Israel Meetup. Abstract: Adding improved ...

You Might Also Like

JavaScript Optional Chaining in 5 Minutes (No more "cannot read property of undefined"!) 5:53
Javascript Optional Chaining In 5 Minutes (no More "cannot R...
2022
Optional Chaining Operator (?.) in JavaScript 9:17
Optional Chaining Operator (?.) In Javascript
2022
Javascript Optional Chaining in 1 Minute 1:22
Javascript Optional Chaining In 1 Minute
2025
Optional Chaining in JavaScript | Lets Clean up your code 9:39
Optional Chaining In Javascript | Lets Clean Up Your Code
2023
Optional chaining & Nullish coalescing 6:50
Optional Chaining & Nullish Coalescing
2020
Optional Chaining Operator in JavaScript 9:01
Optional Chaining Operator In Javascript
2019
JavaScript Optional Chaining with Function Calls | Javascript Tutorial #Shorts 0:41
Javascript Optional Chaining With Function Calls | Javascrip...
2026
Mastering Nullish Coalescing in TypeScript Functions 1:27
Mastering Nullish Coalescing In Typescript Functions
2026
Optional Chaining in Flow 1:40
Optional Chaining In Flow
2020
Chaining Functional Interfaces - IntUnaryOperator vs UnaryOperator 1:46
Chaining Functional Interfaces - Intunaryoperator Vs Unaryop...
2026
Optional chaining, javascript new features 2020 3:00
Optional Chaining, Javascript New Features 2020
2021
Download Options
Choose a download method below. All links open in new tabs.
Service Features Action
Ssvid
MP4 & MP3 • HD Quality • Browser Extension Available
Download
SaveFrom
MP4 & MP3 • HD Quality • Browser Extension Available
Download
Security Notice: These are third-party services. We recommend using antivirus software and being cautious of pop-up ads.