| numeric {base} | R Documentation |
Numeric Vectors
Description
numeric creates a real vector of length n. The vector
is filled with zeros.
as.numeric attempts to coerce its argument to numeric type
(either integer or real).
is.numeric returns TRUE if its argument is of type real
or type integer and FALSE otherwise.
Usage
numeric(n = 0)
as.numeric(x)
is.numeric(x)
Note
R has no single precision data type. All real numbers are stored in double precision format.