se the action of a <b>split</b> node.

    <h4>Manual mode</h4>
    <p>When configured to join in manual mode, the node is able to join sequences
     of messages into a number of different results:</p>
    <ul>
        <li>a <b>string</b> or <b>buffer</b> - created by joining the selected property of each message with the specified join characters or buffer.</li>
        <li>an <b>array</b> - created by adding each selected property, or entire message, to the output array.</li>
        <li>a <b>key/value o