Tags

links:
http://books.google.com/books?id=LWTbssKt6MUC&pg=PA50&lpg=PA50&dq=jasper+report+for+beginners+$R+$F&source=bl&ots=aSK_hmmIU8&sig=OzkR890xEIMFdJu8liEDdtSdyvY&hl=en&sa=X&ei=vch2UbK8KKah2gX_l4HQDg&ved=0CEYQ6AEwAw#v=onepage&q=jasper%20report%20for%20beginners%20%24R%20%24F&f=false
http://community.jaspersoft.com/wiki/using-report-variables
http://www.jasperassistant.com/docs/guide/ch06s06.html

summary:
– $R = locale specific resource
– $P = report parameter, Parameters represent named object references that are passed-in to the report engine before the execution of the report.
– $V = report variable, some are build-in variables
– $F = database record field (column)

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