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Tries to convert string variant to numeric, raises expceptions for other non-numeric types, does nothing for all numeric types.
public static Variant operator +(Variant a)
| Type | Name | Description |
|---|---|---|
| Variant | a | The variant. |
| Type | Description |
|---|---|
| Variant |
| Type | Condition |
|---|---|
| InvalidVariantOperationException | Thrown if the Variant is of a non-numeric, non-boolean type that does not support negation, such as TimeSpan, Date, or Object. |