Add program elements to a user-defined function block

Use the following steps to add program elements to a user-defined function block (UDFB).
To add program elements to a user-defined function block
  1. In
    Project Organizer
    , go to
    Assets
    User-Defined Function Blocks
    <UDFB-name>
    .
  2. Double-click
    <UDFB-name>
     to open it in the language editor.
  3. In the language editor, from
    Toolbox
    , drag a program element to a valid location.
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