Checks if a specific file exists in the specified directory. If the file exists, then the 'Yes' branch is executed, otherwise the 'No' branch will be executed.
Set a value: enables you to directly write a path to the file.
Save the previous step result: chooses the previous function result as a path.
Calculate a value: enables you to use available properties and methods to form a path.
Contains an annotation to the block. The input text will be displayed inside the block above the function name.
This function can be used in a different situations. For example, if a project has a settings file for business-user then you may check its existance at the start of a project. If a file doesn't exists then you may write to a log file the corresponding message.