[Database_Exists]
| Link | Database_Exists |
| Author | John Burwell |
| Category | Database |
| Version | 8.x |
| License | Public Domain |
| Posted | 26 Apr 2006 |
| Updated | 26 Apr 2006 |
| More by this author... | |
Description
Database_Exists accepts one parameter, a -Database string naming a database to find. If the database exists, TRUE is returned. Otherwise, the tag returns FALSE.
Sample Usage
If: (Database_Exists: 'elusive_db'); Output: 'The database was found.'; Else; Output: 'The database was not found.'; /If;
Source Code
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Define_Tag: 'Database_Exists',
-Required='Database';
Database_Names;
If: (Database_NameItem) == #Database;
Return: TRUE;
/If;
/Database_Names;
Return: FALSE;
/Define_Tag;
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