.. highlightlang:: us

.. index:: DdePoke

.. _ddepoke:

DdePoke
=======

.. us.tag  DdePoke NOTREADYENGLISH Changed413

:ref:`DdePoke` sends data to a server.

.. function::  bool = DdePoke(hConv, ssService, ssTopic)
    bool = DdePoke(hConv, ssService, ssTopic, rsTimeout)

.. us.return

**Return Value**

If the function succeeds, the return value is TRUE (1);
otherwise it is FALSE (0).

.. us.params

**Parameters**

.. uparam:: hConv

   *hConv* is the channel number (handle) which is used with other UniPlot DDE
   functions.

.. uparam:: ssService

   *ssService* is the service name.

.. uparam:: ssTopic

   *ssTopic* is the topic name.

.. uparam:: rsTimeout

   Specifies the maximum length of time, in milliseconds, that UniPlot will wait
   for a response from the server application in a synchronous transaction. This
   parameter should be 0xFFFFFFFF for asynchronous transactions. The default
   value is 5000.

.. us.comment

**Comment**

see example :ref:`DdeInitiate`.

.. seealso::
   :ref:`overview-dde`,
   :ref:`DdeInitiate`,
   :ref:`DdeTerminate`,
   :ref:`DdeTerminateAll`,
   :ref:`DdeExecute`,
   :ref:`DdeRequest`

:sub:`id-600992`