IMPORTFROMWEB_getMeta() is an additional function to IMPORTFROMWEB() available within the same add-on.
It takes as reference a cell that contains an IMPORTFROMWEB() function and returns additional information about the results.
A1 should be a cell that contains IMPORTFROMWEB()
The output is a range of two columns with the metadatas’ keys in the 1st column and their respective values in the 2nd column, like
A reference to a cell containing the IMPORTFROMWEB() function
If filled, returns only the value corresponding to the metadata key
If FALSE and metaName is not filled, returns all the results compressed in one cell
Default to TRUE
A JSON object representing the results of the function
The date of the last update
The time of the last update
updateDate and updateTime are particularly useful to control if the results returned are fresh
Returns the url of an HTML version of the page as seen by the engine.
This information is useful for debugging.