Chapter 2. Flex 4 SDK: Overview of the New Features
In this chapter we'll delve into the new Flex 4 SDK. Where applicable, I'll point to some problems with the Flex 3 SDK and demonstrate how you solve them with Flex 4. Remember, as I noted in Chapter 1, Flex 4 projects can only target Flash Player 10 and higher. Since the December 2009 Flash player statistics indicate that version 10 has already reached an adoption rate of almost 95% of Internet connected computers all around the world in just one year after its initial release, there should be no holding back on moving on to the next version of the Flex SDK.
You need to know about the features of Flex 4 because when you import a project that has been created in Flash Catalyst, the components and ...
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