first() function
The first()
function selects the first non-null record from an input table.
first()
is a selector function.
first()
Empty tables
first()
drops empty tables.
Parameters
tables
Input data.
Default is piped-forward data (<-
).
Examples
The following example uses data provided by the sampledata
package
to show how first()
transforms data.
import "sampledata"
sampledata.int()
|> first()
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