ActionScript for Flash MX: The Definitive Guide, 2nd Edition By Colin Moock
Chapter 18. ActionScript Language Reference
LoadVars.contentType Property
Flash 6
the MIME type used for send( ) and sendAndLoad( ) operations
read/write
loadVarsObject.contentType
Description
The contentType property is the MIME content type that is sent to a server when LoadVars.send( ) or LoadVars.sendAndLoad( ) is invoked. For most practical purposes, its default value (application/x-www-form-urlencoded) need never be changed. It is writable to allow MIME type flexibility in unique circumstances.
The LoadVars.prototype.contentType property can be used to change the MIME content type for all LoadVars instances that do not set it themselves. For example:
