How to detect text direction of element using Javascript?

Question

What\'s the best way to detect the text direction of an html element using Javascript? I would expect to get either \"rtl\" or \"ltr\".

Answer 1

getComputedStyle is available in modern browsers (IE9+ and the others).

getComputedStyle(document.getElementById('foo')).direction

http://jsfiddle.net/m8Zwk/

Reference to getComputedStyle on Mozilla Developer Network