Expandable or Auto-Resize TextBox Height
Recently, I was asked to prepare a Facebook like expandable textbox in a ASP.NET web application, where user can input text and the textbox can be re-sized (more specifically the height) dynamically.
I searched for a while and found quite a lot of solutions that use jQuery (example). However, I was looking for something more intrinsic and simple, and finally I found another script on a forum that just use few lines of JavaScript codes:
1. Control declaration:
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