Learn R Programming
R.utils (version 1.1.1)

fileAccess: Checks the permission of a file

Description

Checks the permission of a file.

Usage

## S3 method for class 'default}(pathname, mode=0, safe=TRUE, ...)':
fileAccessundefined

pathname{A character string of the pathname to be checked.}
  mode{An integer...}
  safe{If TRUE, the permissions are tested more carefully,
      otherwise file.access() is used.}
  ...{Not used.}

Returns an integer; 0 if the permission exists, -1 if not.

[object Object]


In Rthere is file.access() for checking whether the
  permission of a file.
  Unfortunately, this function cannot be 100% trusted depending on
  platform used and file system queried, cf. [1].


file.access()

[1] R-devel thread
      file.access() on network (mounted) drive on Windows Vista?
      on Nov 26, 2008.



IO
programming

Arguments