Null Data Type
The null object indicates that a variable is empty. It does not contain a value, although it might have previously contained a value. The following term identifies a null data type:
null
The following keyword allows you to compare a value to a null object:
null
Null includes a literal representation. The following example is valid:
var test = null;
Siebel eScript can compare any variable that contains a null value to a null literal.