A Type-Ahead TextInput is feature common to modern day web forms. Quite simply, it is a way to allow the user to enter free text into a field and simultaneously display a list of possible choices based on the text they've already entered. It does so in a way that does not interfere with the users choice of input. In this article by Keith Lee, we will use Flex and build a AutoComplete TextInput.

Read More at: http://www.packtpub.com/article/building-a-flex-type-ahead-text-input