How do I make it that the textbox contains the TinyDB values?

MIT App Inventor Help
1

What the question says. Textbox should contain the TinyDB values. How does the code work for this?

2

When Screen initialize (decide your event to trigger, here i decided Scren initialize)
set textbox text to call tinytb get value (tag name) valueIfTagNotThere (No text Data found)

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3

set textbox. text to (call tinydb.getValue (tag)).