tempname
creates a file with an unique filename
Syntax
tmp_name = tempname([prefix])
Arguments
- tmp_name
- a string 
- prefix
- a string: prefix of filename (On Windows, 3 characters maximum). 
Description
The tempname creates a file with an unique
            filename in the TMPDIR directory.
tmp_name = tempname() returns an unique string,
            tmp_name, suitable for use as a temporary filename.
History
| Version | Description | 
| 5.4.0 | Function tempnameintroduced. | 
| Report an issue | ||
| << splitURL | Chemins - nom de fichiers | file_system >> |