count_NAs | R Documentation |
Calculate the number of NAs in an object. Can be useful for determining the sparseness of matrices and data frames, or their component rows or columns.
count_NAs(x)
x |
object to be tested for NAs. Can be a data.frame, matrix, vector, list. For lists, it looks at the list elements themselves, not within those elements. For other object types, results may not be as expected. |
integer, the number of NAs in x
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