Template using UDT param: Can you access UDT tag metadata?

Having more experience in using Ignition now, it’s worth noting that using UDT parameters within template symbols is not recommended. It’s much more efficient and scalable to bind the path to the UDT instance instead, and then concatenate the relative path to the tag onto that.

Using a UDT parameter has two major down sides:

  • all tags within the UDT are subscribed to, meaning higher load and potentially slower client and server performance, especially if a number of the template instances are displayed on the page.
  • it’s impossible to reuse the template symbol for another, similar UDT