is.Opt {QFRM}

Is an object Opt?

Description

Tests the argument for the specific class type.

Usage

is.Opt(o)

Arguments

o

Any object

Value

TRUE if and only if an argument is of Opt class.

Author(s)

Oleg Melnikov

Examples

is.Opt(Opt())  #verifies that Opt() returns an object of class \code{Opt}
is.Opt(1:3)    #verifies that code{1:3} is not an object of class \code{Opt}