You can extract the string from an enum by using Format Into String. Wire
"%s" into the "format string" input, and wire your enum into the "input1"
input. Out comes a string that you can use to assemble your pattern.
-Chris
"yjiang" wrote in message
news:506500000008000000139F0000-1042324653000@exchange.ni.com...
> I wish to specify a special match pattern when save file which can be
> selected by an enum. Such as, when I select 'TXT' on an enum, then the
> file's pattern is '.txt'. When I select 'DOC' on the enum, then the
> file's pattern is '.doc'. If this can be realized? Thanks alot!