splus2R (version 1.3-5)

is.number: Check Values

Description

Returns a logical vector describing if a numeric elements is a number.

Usage

is.number(x)

Arguments

x

numeric vector

Details

is.number is TRUE if the value is numeric or complex and is not missing (NA or NaN).

Examples

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