Synchronously creates the directory with this name.
If recursive
is false, only the last directory in the path is created. If recursive
is true, all non-existing path components are created. If the directory already exists nothing is done.
If the directory cannot be created an exception is thrown.
void createSync({bool recursive: false});
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-io/Directory/createSync.html