ExistingFile

File, Folder and Read functions ExistingFile

syntax

• ExistingFile(alternative, filename)

definition

ExistingFile(alternative, filename) results in a string value with the full path name of the filename argument if the file exists and in the alternative argument if the file does not exists.

If no path information is configured, the default path for both arguments is the %ConfigDir% placeholder.

applies to

• data items or literal alternative and filename with string value type

since version

6.026

example

parameter<string> ExistingFile := ExistingFile('c:/tmp/test.txt', 'd:/tmp/test.txt');

result: Updating this item results in the value 'd:/tmp/test.txt' if this file exists and if not in the value 'c:/tmp/test.txt'.