is it possible to use <time> tag without attribute?

Question

I wanted to write a line of code on my beta site associated with a date. And I wondered

Answer 1

ALENOR STUDIO hi,
When you doubt about such things, you can use the w3validator site to check if any errors or warnings are reported.
You can either copy/paste your code in the textarea, or upload your file or by URI.
(It allows you to check CSS validity also, you can select that option from that site) :

https://validator.w3.org/