logger.purge - Function

Delete some or all messages from the log file.

Synopsis
purge(keeplast, expr)

Description
While you will normally want to delete log messages using the GUI, you can do it ``by hand'' from this function, or you might want to use this function to manage messages in your own scripts.
If an expression is given all matching messages will be removed. Otherwise the last N messages will be kept.

Arguments

keeplast	in	How many messages to keep (from end)
		Allowed:	Int
		Default:	500
expr	in	Delete messages matching this TaQL expression
		Allowed:	String
		Default:	''

Returns
Bool - function ok

Next: logger.printtofile - Function Up: logger - Tool Previous: logger.nmessages - Function Contents Index

	Package	utility
	Module	tasking
	Tool	logger