# where() checks return values Code where(NA) Condition Error in `where()`: ! Can't convert `fn`, `NA`, to a function. --- Code select_loc(iris, where(~NA)) Condition Error in `where()`: ! Predicate must return `TRUE` or `FALSE`, not `NA`. Code select_loc(iris, where(~1)) Condition Error in `where()`: ! Predicate must return `TRUE` or `FALSE`, not a number. Code select_loc(iris, where(mean)) Condition Error in `where()`: ! Predicate must return `TRUE` or `FALSE`, not a number.
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