How to setup a many to many form in Symfony2

Question

I have three entities, ChannelEntity -> MatchChannelEntity <- MatchEntity, the MatchChannelEntity saves the many to many relations between the other two tables, I want a form

Answer 1

I have finally found a workaround for this. You may look into the source code http://www.prowebdev.us/2012/07/symfnoy2-many-to-many-relation-with.html