| Description: The formation_rule attribute provides a 'user friendly' instruction for forming values. |
| Namespace Id: pds | Steward: pds | Class Name: ASCII_File_Name | Type: ASCII_Short_String_Collapsed |
| Minimum Value: None | Maximum Value: None | Minimum Characters: 1 | Maximum Characters: 255 |
| Unit of Measure Type: None | Default Unit Id: None | Attribute Concept: None | Conceptual Domain: Short_String |
| Status: Active | Nillable: false | Pattern: None |
| Permissible Value(s) | Value | Value Meaning |
| | file_name.file_extension | The file name is expressed as a base file name plus a file name extension separated by the ASCII period character ("."). Rules for forming file names are given in the PDS4 Standards Reference section "File and Directory Naming". |