%IfNull% {LMMELSM}R Documentation

Operator for testing NULL and returning expr if NULL

Description

Operator for testing NULL and returning expr if NULL

Usage

object %IfNull% expr

Arguments

object

Object to test for NULL

expr

Expression to evaluate and return if object is NULL

Value

object if object is non-NULL, expression output if object is NULL.

Author(s)

Stephen R. Martin


[Package LMMELSM version 0.2.1 Index]