[Solved] Is this this challenge code wrong?

Question

I decided to run a code from my PHP challenges and it gives me an error. I copied everything including tabs. Don't know why they are there. Please help me!

https://code.sololearn.com/wvb3B2G9g5Ds/?ref=app

Answer 1

Done ✅! Thanks Ipang those $ signs are still driving me nuts.

Answer 2

Line 9
$a = 'var3'; //not '$var3'

Answer 3

No problem buddy 👌