本文整理汇总了C#中System.Data.DataColumn.DefaultValue属性的典型用法代码示例。如果您正苦于以下问题：C# DataColumn.DefaultValue属性的具体用法？C# DataColumn.DefaultValue怎么用？C# DataColumn.DefaultValue使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类System.Data.DataColumn的用法示例。
在下文中一共展示了DataColumn.DefaultValue属性的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Main
//引入命名空间
using System;
using System.Data;
using System.Data.SqlClient;
public class CreatingDataTablesandPopulatingThem
{
static void Main(string[] args)
{
SqlConnection MyConnection = new SqlConnection(@"Data Source=(local); Initial Catalog = CaseManager; Integrated Security=true");
SqlDataAdapter MyAdapter = new SqlDataAdapter("SELECT * FROM CaseInfo", MyConnection);
DataSet MyDataSet = new DataSet();
//Create a new DataTable
DataTable MyTable2 = MyDataSet.Tables.Add("My2ndTable");
//Adding Columns and Rows
DataColumn myColumn = new DataColumn();
myColumn.DataType = System.Type.GetType("System.Decimal");
myColumn.AllowDBNull = false;
myColumn.Caption = "Price";
myColumn.ColumnName = "Price";
myColumn.DefaultValue = 25;
// Add the column to the table.
MyTable2.Columns.Add(myColumn);
// Add 10 rows and set values.
DataRow myRow;
for (int i = 0; i < 10; i++)
{
myRow = MyTable2.NewRow();
myRow[0] = i + 1;
// Be sure to add the new row to the DataRowCollection.
MyTable2.Rows.Add(myRow);
}
SqlCommandBuilder Builder = new SqlCommandBuilder(MyAdapter);
MyAdapter.Update(MyDataSet, "My2ndTable");
}
}