The contents of the directory filename are returned as a list.  The directories . (current) and .. (directory that is one level higher) are included.

If filename does not exist, listdir generates an error.

If filename is not a directory, listdir generates an error.

See file for information on file names.

$\mathrm{listdir}\left(''/home/maple/m''\right)$

$\left[''.''\,''..''\,''foo1.m''\,''foo2.m''\,''xbar.m''\right]$

$\mathrm{listdir}\left(''/home/maple/m/foo1.m''\right)$

$\mathrm{listdir}\left(''/home/maple/noexist''\right)$