BE_ExportFieldContents ( field ; outputPath )
Exports the contents of the container field to disk at the outputPath specified. Container fields should be inserted via "Insert File". This provides a similar functionality to the Export Field Contents script step, but is also available via FileMaker Server.
Version : 3.0
field : the content of the command to run.
outputPath : a system file path.
Result : empty for success, or ? for failure. Error codes can be retrieved with BE_GetLastError.