HTML5 Input Pattern Case-Insensitivity

Question

I\'m trying to create something right now and I need the pattern attribute that was introduced in html5 tp be case-insensitive but as far as I know, you can\'t

Answer 1

You can use:

pattern="[A-Za-z]{4}"

For example:

This input has to be filled up with four case-insensitive alpha characters.

Update: You didn't respond which specific words you want to match but you can do it like:

pattern="word|WORD|Word|wORD"

So, for example:

Find more variations if needed.