IsNull()

static bool System.Data.Common.ADP.IsNull ( object value )

inlinestaticpackage

Definition at line 957 of file ADP.cs.

    {
        if (value == null || DBNull.Value == value)
        {
            return true;
        }
        if (value is INullable nullable)
        {
            return nullable.IsNull;
        }
        return false;
    }

References System.DBNull.Value, and System.value.

Referenced by System.Data.Common.DbCommandBuilder.CreateParameterForNullTest(), and System.Data.Common.DbDataAdapter.ParameterInput().