tests if a file is a directory - Maple Help

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isdir - tests if a file is a directory

Calling Sequence

isdir(filename)

Parameters

filename

-

name of the file to be checked

Description

• 

If filename is a directory, isdir returns true. If it is not a directory, isdir returns false.

• 

If filename does not exist, isdir generates an error.

• 

See file for information on file names.

Examples

isdir/home/maple

true

(1)

isdir/home/maple/m/foo.m

false

(2)

isdir/home/maple/noexist

Error, (in isdir) file or directory does not exist

See Also

file, FileTools[IsDirectory], fopen, IO_errors, listdir, open


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