Open a File for read/write, creating if it doesn't exist, preserving the contents if it does exist.
primitive val CreateFile
new val create() : CreateFile val^
fun box apply( from: FilePath val) : (File ref | FileOK val | FileError val | FileEOF val | FileBadFileNumber val | FileExists val | FilePermissionDenied val)
fun box eq( that: CreateFile val) : Bool val
fun box ne( that: CreateFile val) : Bool val
© 2016-2018, The Pony Developers
© 2014-2015, Causality Ltd.
Licensed under the BSD 2-Clause License.
https://stdlib.ponylang.io/files-CreateFile