How can I autoscale the font size to fit the contents of a div?

Question

I have a div with some text:

  With some text in it

How can

Answer 1

Contrary-wise. You could wrap the text in an interior DIV, measure its width with JavaScript. Test if that width is wider than the parent DIV. Get the current font size, and incrementally move it down 1px at a time until inner DIV's width is less than or equal to the outer DIV's width.