DIRNAME


Syntax:     DIRNAME(string)

Defn: A CI evaluator function that returns the directory
components of an MPE or POSIX filename. MPE filenames
are translated to POSIX pathnames before extracting the
directory portion of the name.

Type: String

Example: dirname('a.b.c')
Result: /C/B
Example: dirname('a')
Result: .
Example: dirname('/a/b/c')
Result: /a/b
Example: dirname('/')
Result: /
Example: dirname('*feq')
Result: Example: dirname('$null')
Result: Example: dirname('./a/b')
Result: ./a
Example: dirname('./a')
Result: .