is.number {muS2RC} | R Documentation |
Returns a logical vector describing if a numeric elements is a number.
is.number(...)
... |
numeric vector |
is.number is TRUE if the value is finite or infinite, i.e., is neither missing ( NA) nor not-a-number ( NaN).
Knut M. Wittkowski kmw@rockefeller.edu
is.number(32) # [1] TRUE is.number(matrix(1:20, nrow=2)) # [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] # [1,] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE # [2,] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE is.number(list(matrix(1:20, nrow=2), 1:4)) # [1] TRUE TRUE is.number('s') # [1] TRUE