public static class DataConvertor { public static DataTable ToDataTableT(IEnumerableT data) { PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(typeof(T)); var table = new DataTable(); foreach (PropertyDescriptor prop...
oracle块中变量判断是否为空 1) 如果变量a = ''空串,则if判断时a = '' 及 a != ''都为false ----------------------------------------------------------------------------------- 2) 如果变量a = ''空串,则if判断时a is null 为true 及 a is not null为fa...