DBNull.IConvertible.ToSingle(IFormatProvider) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
This conversion is not supported. Attempting to make this conversion throws an InvalidCastException.
virtual float System.IConvertible.ToSingle(IFormatProvider ^ provider) = IConvertible::ToSingle;
float IConvertible.ToSingle (IFormatProvider provider);
abstract member System.IConvertible.ToSingle : IFormatProvider -> single
override this.System.IConvertible.ToSingle : IFormatProvider -> single
Function ToSingle (provider As IFormatProvider) As Single Implements IConvertible.ToSingle
Parameters
- provider
- IFormatProvider
An object that implements the IFormatProvider interface. (This parameter is not used; specify null
.)
Returns
None. The return value for this member is not used.
Implements
Exceptions
This conversion is not supported for the DBNull type.
Applies to
See also
Совместная работа с нами на GitHub
Источник этого содержимого можно найти на GitHub, где также можно создавать и просматривать проблемы и запросы на вытягивание. Дополнительные сведения см. в нашем руководстве для участников.