本文整理匯總了C#中System.Data.DataTable.ReadXmlSchema方法的典型用法代碼示例。如果您正苦於以下問題：C# DataTable.ReadXmlSchema方法的具體用法？C# DataTable.ReadXmlSchema怎麽用？C# DataTable.ReadXmlSchema使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類System.Data.DataTable的用法示例。
在下文中一共展示了DataTable.ReadXmlSchema方法的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C#代碼示例。
示例1: DemonstrateReadWriteXMLSchemaWithReader
private static void DemonstrateReadWriteXMLSchemaWithReader()
{
DataTable table = CreateTestTable("XmlDemo");
PrintSchema(table, "Original table");
// Write the schema to XML in a memory stream.
System.IO.MemoryStream xmlStream =
new System.IO.MemoryStream();
table.WriteXmlSchema(xmlStream);
// Rewind the memory stream.
xmlStream.Position = 0;
DataTable newTable = new DataTable();
System.Xml.XmlTextReader reader =
new System.Xml.XmlTextReader(xmlStream);
newTable.ReadXmlSchema(reader);
// Print out values in the table.
PrintSchema(newTable, "New table");
}
private static DataTable CreateTestTable(string tableName)
{
// Create a test DataTable with two columns and a few rows.
DataTable table = new DataTable(tableName);
DataColumn column = new DataColumn("id", typeof(System.Int32));
column.AutoIncrement = true;
table.Columns.Add(column);
column = new DataColumn("item", typeof(System.String));
table.Columns.Add(column);
// Add ten rows.
DataRow row;
for (int i = 0; i <= 9; i++)
{
row = table.NewRow();
row["item"] = "item " + i;
table.Rows.Add(row);
}
table.AcceptChanges();
return table;
}
private static void PrintSchema(DataTable table, string label)
{
// Display the schema of the supplied DataTable:
Console.WriteLine(label);
foreach (DataColumn column in table.Columns)
{
Console.WriteLine("\t{0}: {1}", column.ColumnName,
column.DataType.Name);
}
Console.WriteLine();
}示例2: DemonstrateReadWriteXMLSchemaWithFile
private static void DemonstrateReadWriteXMLSchemaWithFile()
{
DataTable table = CreateTestTable("XmlDemo");
PrintSchema(table, "Original table");
// Write the schema to XML in a file.
string xmlFile = "C:\\SchemaDemo.xml";
table.WriteXmlSchema(xmlFile);
DataTable newTable = new DataTable();
newTable.ReadXmlSchema(xmlFile);
// Print out values in the table.
PrintSchema(newTable, "New table");
}
private static DataTable CreateTestTable(string tableName)
{
// Create a test DataTable with two columns and a few rows.
DataTable table = new DataTable(tableName);
DataColumn column = new DataColumn("id", typeof(System.Int32));
column.AutoIncrement = true;
table.Columns.Add(column);
column = new DataColumn("item", typeof(System.String));
table.Columns.Add(column);
// Add ten rows.
DataRow row;
for (int i = 0; i <= 9; i++)
{
row = table.NewRow();
row["item"] = "item " + i;
table.Rows.Add(row);
}
table.AcceptChanges();
return table;
}
private static void PrintSchema(DataTable table, string label)
{
// Display the schema of the supplied DataTable:
Console.WriteLine(label);
foreach (DataColumn column in table.Columns)
{
Console.WriteLine("\t{0}: {1}", column.ColumnName,
column.DataType.Name);
}
Console.WriteLine();
}示例3: DemonstrateReadWriteXMLSchemaWithReader
private static void DemonstrateReadWriteXMLSchemaWithReader()
{
DataTable table = CreateTestTable("XmlDemo");
PrintSchema(table, "Original table");
// Write the schema to XML in a memory stream.
System.IO.MemoryStream xmlStream = new System.IO.MemoryStream();
table.WriteXmlSchema(xmlStream);
// Rewind the memory stream.
xmlStream.Position = 0;
DataTable newTable = new DataTable();
System.IO.StreamReader reader =
new System.IO.StreamReader(xmlStream);
newTable.ReadXmlSchema(reader);
// Print out values in the table.
PrintSchema(newTable, "New table");
}
private static DataTable CreateTestTable(string tableName)
{
// Create a test DataTable with two columns and a few rows.
DataTable table = new DataTable(tableName);
DataColumn column = new DataColumn("id", typeof(System.Int32));
column.AutoIncrement = true;
table.Columns.Add(column);
column = new DataColumn("item", typeof(System.String));
table.Columns.Add(column);
// Add ten rows.
DataRow row;
for (int i = 0; i <= 9; i++)
{
row = table.NewRow();
row["item"] = "item " + i;
table.Rows.Add(row);
}
table.AcceptChanges();
return table;
}
private static void PrintSchema(DataTable table, string label)
{
// Display the schema of the supplied DataTable:
Console.WriteLine(label);
foreach (DataColumn column in table.Columns)
{
Console.WriteLine("\t{0}: {1}",
column.ColumnName, column.DataType.Name);
}
Console.WriteLine();
}示例4: DemonstrateReadWriteXMLSchemaWithStream
private static void DemonstrateReadWriteXMLSchemaWithStream()
{
DataTable table = CreateTestTable("XmlDemo");
PrintSchema(table, "Original table");
// Write the schema to XML in a memory stream.
System.IO.MemoryStream xmlStream = new System.IO.MemoryStream();
table.WriteXmlSchema(xmlStream);
// Rewind the memory stream.
xmlStream.Position = 0;
DataTable newTable = new DataTable();
newTable.ReadXmlSchema(xmlStream);
// Print out values in the table.
PrintSchema(newTable, "New table");
}
private static DataTable CreateTestTable(string tableName)
{
// Create a test DataTable with two columns and a few rows.
DataTable table = new DataTable(tableName);
DataColumn column = new DataColumn("id", typeof(System.Int32));
column.AutoIncrement = true;
table.Columns.Add(column);
column = new DataColumn("item", typeof(System.String));
table.Columns.Add(column);
// Add ten rows.
DataRow row;
for (int i = 0; i <= 9; i++)
{
row = table.NewRow();
row["item"] = "item " + i;
table.Rows.Add(row);
}
table.AcceptChanges();
return table;
}
private static void PrintSchema(DataTable table, string label)
{
// Display the schema of the supplied DataTable:
Console.WriteLine(label);
foreach (DataColumn column in table.Columns)
{
Console.WriteLine("\t{0}: {1}", column.ColumnName,
column.DataType.Name);
}
Console.WriteLine();
}