Description Usage Arguments Value Author(s)
Recieve an array and matches its elements with arbitrary "nulls".
1 | isNull(x,nulls)
|
x |
array with the elements to match. Don't use List nor Dataframes. |
nulls |
array of "nulls" to be matched with. It takes NA, Inf, -Inf, NULL and NaN as "nulls" by default. |
A logical vector with True for the nulls elements' positions. Even if x is a matrix, the return value would be a vector.
Daniel Fischer
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