WriteTagEx(TagName, Value, Timestamp, Quality, Callback)

Writes a value to a Tag with its timestamp and quality. The TagName parameter is the Tag's name. The Value parameter is the value to write. The Timestamp parameter is the value's timestamp. The Quality parameter is the value's quality. The Callback parameter is a function that receives the asynchronous returns of this operation. Example of use:

WriteTagEx("demo:TagInternal1",
  15,
  new Date().getTime(),
  192,
  function(er) {
  }
);