Railo 4.2 Reference
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Calls the given closure with every element in the given collection.
      the function returns a array or struct (depending on the input) that contains all values returned by the closure.


collectionmap(object collection,function closure,[boolean parallel,[number maxThreads]]):object


The arguments for this function are set. You can not use other arguments except the following ones.
Name Type Required Description
collection object  Yes collection to iterate  
closure function  Yes UDF/Closure that is called with every value in the collection  
parallel boolean  No execute closures parallel  
maxThreads number  No maximum number of threads executed, ignored when argument "parallel" is set to false