is.number {CoCoCore} | R Documentation |
Internal CoCoCore function: Returns TRUE if its argument is of type real or type integer and not is a missing value indicator, and FALSE otherwise.
is.number(x)
x |
object to be tested. |
This function is not to be called by the user.
Logical
Jens Henrik Badsberg
Badsberg, J.H.: Xlisp+CoCo, Aalborg University, 1996.
is.numeric
, is.complex
, and is.na
.