is.number {CoCoCore}R Documentation

Test for a number

Description

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.

Usage

is.number(x)

Arguments

x object to be tested.

Details

This function is not to be called by the user.

Value

Logical

Author(s)

Jens Henrik Badsberg

References

Badsberg, J.H.: Xlisp+CoCo, Aalborg University, 1996.

See Also

is.numeric, is.complex, and is.na.


[Package CoCoCore version 0.1.7.4 Index]