showUrls

Whether to show the URL of the data source for each result displayed.

You may need this option when you load various data sources from the same function in order to associate a piece of data to its source.

=IMPORTFROMWEB(data_sources, selectors, "showUrls")

or

AB
1showUrlsTRUE
2
3=IMPORTFROMWEB(data_sources, selectors, A1:B1)