摘要:
一、DataTable新增行、列 public void CreateTable() { //创建表 DataTable dt = new DataTable(); //1、添加列 dt.Columns.Add("Name", typeof(string)); //数据类型为 文本 //2、通过列架 阅读全文
摘要:
string BeforeValue = "123456789"; string AfterValue = "321465798"; // 参数验证 if (BeforeValue == null || AfterValue == null || BeforeValue.Length != Afte 阅读全文
摘要:
Dim BeforeValue As String = "123456789" Dim AfterValue As String = "321465798" ' 参数验证 If BeforeValue Is Nothing OrElse AfterValue Is Nothing OrElse Be 阅读全文