PATH Get or Set FreeMat Path

The path routine has one of the following syntaxes. In the first form

  x = path

path simply returns the current path. In the second, the current path is replaced by the argument string 'thepath'

  path('thepath')

In the third form, a new path is appended to the current search path

  path(path,'newpath')

In the fourth form, a new path is prepended to the current search path

  path('newpath',path)

In the final form, the path command prints out the current path

  path