_Added in 1.9.4_

*$alias(N/filename)*

Returns the filename for the Nth loaded alias file or if you specify a filename, it returns [[$null]] if the file is not loaded.

*Parameters*

table(ktable).
|*Parameter*|*Description*|
| N/filename | Nth alias or alias filename. |

*Example*

<pre>
; Print number of alias files.
//echo -ag $alias(0)

; Print first alias file.
//echo -ag $alias(1)

; Check if aliases.ini is loaded.
//echo -ag aliases.ini is $iif($alias(aliases.ini),loaded, not loaded)
</pre>