| Name | Description | |
|---|---|---|
  | IsArray | Returns a Boolean value indicating whether a variable points to an array. |
| IsDate | Returns a Boolean value indicating whether an expression represents a valid Date value. |
| IsDBNull | Returns a Boolean value indicating whether an expression evaluates to the DBNull class. |
| IsError | Returns a Boolean value indicating whether an expression is an exception type. |
| IsNothing | Returns a Boolean value indicating whether an expression has no object assigned to it. |
| IsNumeric | Returns a Boolean value indicating whether an expression can be evaluated as a number. |