Nóta
Teastaíonn údarú chun rochtain a fháil ar an leathanach seo. Is féidir leat triail a bhaint as shíniú isteach nó eolairí a athrú.
Teastaíonn údarú chun rochtain a fháil ar an leathanach seo. Is féidir leat triail a bhaint as eolairí a athrú.
Syntax
Type.IsNullable(type as type) as logical
About
Returns true if a type is a nullable type; otherwise, false.
Example 1
Determine if number is nullable.
Usage
Type.IsNullable(type number)
Output
false
Example 2
Determine if type nullable number is nullable.
Usage
Type.IsNullable(type nullable number)
Output
true