Absolute position of character in textarea

Is it possible to get absolute开发者_高级运维 position of character in a textarea?

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Yes, but it's much more complicated than it should be.

There is a demo demonstrating exactly this functionality, and the method used is discussed in this related question.

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Theoretically yes, it is possible, you need to simulate browser's text rendering! But that would be so complicated that I would never even start thinking about it :)