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@FILE_NAME

The FILE_NAME function takes a single parameter, normally an external data property, and returns the name and extension of the file referenced by that property. This function is intended for use with external data properties as a part of the attached document’s functionality. If the external data property provided as a parameter does not currently reference a file, the function will return an empty string. The return value from this function is undefined when the parameter provided is not an external data property

Parameters

    @FILE_NAME (File Name)
  • File Name Required string parameter; specifies the file whose name and extension is to be returned. While the data type of this parameter is a string, the intended parameter is a property of data type external data. The name and file extension of the file referenced by such a property is returned by this function. If the property does not reference a file, the function returns an empty string.

Supported Return Types

String