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lifesinger/detect-ie.js

Created August 25, 2010 01:21
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detect-ie.js
/**
* modified from http://gist.github.com/527683
* only improve slightly to get small
*/
var ie = function(v, p, needle, undef) {
needle = p.getElementsByTagName('br');
while(
p.innerHTML = '<!--[if gt IE ' + (++v) + ']><br><![endif]-->',
needle[0]
);
return v > 4 ? v : undef;
}(3, document.createElement('p'));
@cowboy
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cowboy commented Aug 25, 2010

(you'll need to test p.getElementsByTagName('br')[0] in the while loop)

@lifesinger
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Author

@cowboy: needle is live nodelist, don't need to re get in loop

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cowboy commented Aug 25, 2010

How did I not know that? That's really interesting, thanks!

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