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Home › Forums › CSS › IDS and Class › Re: IDS and Class

June 16, 2013 at 8:09 am #138918
CrocoDillon
Participant

> Yes, it’s perfectly ok.

Actually, it’s not as @pixelgrid already mentioned.

> The value must not contain any space characters. – [spec](http://www.w3.org/TR/html5/dom.html#the-id-attribute)

You can compare this definition to that of the [class attribute](http://www.w3.org/TR/html5/dom.html#classes), where it’s explicitly states it can contain a set of space separated classes.