Use at() for Arrays in JavaScript (Transpiling vs Polyfilling, ‘this’, Babel & core-js)

Описание: 👉 NEW React & Next.js Course: https://bytegrad.com/courses/professi...
Hi, I'm Wesley. I'm a brand ambassador for Kinde (paid sponsorship).
👉 Add authentication to your app FAST: https://bit.ly/3QOe1Bh

👉 NEW React & Next.js Course: https://bytegrad.com/courses/professi...
👉 Professional JavaScript Course: https://bytegrad.com/courses/professi...
👉 Professional CSS Course: https://bytegrad.com/courses/professi...

👉 Discord: all my courses have a private Discord where I actively participate
🔔 Email newsletter (BIG update soon): https://email.bytegrad.com

⏱️ Timestamps:
0:00 Old [ ] syntax
0:11 NEW at() method
0:38 Strings (charAt ❌)
1:01 Array methods
1:14 Out of bounds
1:21 Crucial: Browser support
1:58 Transpiling (Babel)
2:37 Polyfilling (core-js)
4:53 'this' keyword
6:12 Backwards (-1)
7:08 IMPORTANT: Transpiling vs Polyfilling
7:22 Next.js
8:50 What to use?

#webdevelopment #programming #coding .
.
TOP resource to LEARN AI for Developers - https://datacamp.pxf.io/RGyxrR (paid sponsorship & ByteGrad Sp. z o.o. gets commission)