Set wav file to filereference

I'm building a little recorder in flash and I have a little problem with sending the file that is recorded to php. Is there a way to simply send it with a var of do I need to set it to a file re开发者_开发问答ference, but how can I do that because the only way I see that is that you need to browse or load is from somewhere.

Thanks Jeroen

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You can send it to the server using this: Save ByteArray to file with PHP