gFileCreateReadwriteAsync: gFileCreateReadwriteAsync
Description
Asynchronously creates a new file and returns a stream for reading and
writing to it. The file must not already exist.Usage
gFileCreateReadwriteAsync(object, flags, io.priority, cancellable = NULL, callback, user.data = NULL)
Details
For more details, see gFileCreateReadwrite which is
the synchronous version of this call.
When the operation is finished, callback will be called. You can then
call gFileCreateReadwriteFinish to get the result of the operation.
Since 2.22