DBNull.IConvertible.ToDouble(IFormatProvider) Method

Reference

Definition

Namespace:: System

Assembly:: System.Runtime.dll

Assembly:: mscorlib.dll

Assembly:: netstandard.dll

Source:: DBNull.cs

Source:: DBNull.cs

Source:: DBNull.cs

Important

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This conversion is not supported. Attempting to make this conversion throws an InvalidCastException.

 virtual double System.IConvertible.ToDouble(IFormatProvider ^ provider) = IConvertible::ToDouble;

double IConvertible.ToDouble (IFormatProvider provider);

abstract member System.IConvertible.ToDouble : IFormatProvider -> double
override this.System.IConvertible.ToDouble : IFormatProvider -> double

Function ToDouble (provider As IFormatProvider) As Double Implements IConvertible.ToDouble

Parameters

provider: IFormatProvider

An object that implements the IFormatProvider interface. (This parameter is not used; specify null.)

Returns

Double

None. The return value for this member is not used.

Implements

ToDouble(IFormatProvider)

Exceptions

InvalidCastException

This conversion is not supported for the DBNull type.

Applies to

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