isvide: to avoid difficulty with is.null

In rbsb: set of ancillary functions

Description

(ba) returns TRUE is the structure is null, empty or vide. For this last case, their list is given by rbsb.null which is increased with new objects by the children packages.
Any object being null for isempty is for isvide.
Notice that isvide("") is FALSE.

Usage

isvide(x)

Arguments

x	object to be scrutinazed

Details

Have a look to the code itself.

Value

TRUE when the object is considered as not filled, FALSE if not.

Examples

 rbsb3k("RESET"); # needed only for R checking, to be forgotten
 isvide(NULL);
 isvide(rbsb.fau1);
 isvide(rbsb.fau0);
 isvide("");

rbsb documentation built on May 2, 2019, 4:41 p.m.