Html Id Attribute

Question

Did the following id attribute is valid?
<input type="text" id="input1data" />
If No So Why?

Answer 1

Hello, JITENDER KASHYAP !
In your code, the id attribute is correct, continue to practice and learn programming, good luck!
https://www.sololearn.com/learn/HTML/1029/

Answer 2

Yes that is right

Answer 3

https://code.sololearn.com/Wco02NtjRvMC/?ref=app

Answer 4

make the upper code valid by using this id attribute