DateTime.IConvertible.ToInt64(IFormatProvider) 方法

定义

不支持此转换。This conversion is not supported. 尝试使用此方法将引发 InvalidCastExceptionAttempting to use this method throws an InvalidCastException.

 virtual long System.IConvertible.ToInt64(IFormatProvider ^ provider) = IConvertible::ToInt64;
long IConvertible.ToInt64 (IFormatProvider provider);
Function ToInt64 (provider As IFormatProvider) As Long Implements IConvertible.ToInt64

参数

provider
IFormatProvider

一个实现 IFormatProvider 接口的对象。An object that implements the IFormatProvider interface. (未使用此参数;指定 null。)(This parameter is not used; specify null.)

返回

未使用此成员的返回值。The return value for this member is not used.

实现

异常

在所有情况下。In all cases.

适用于