Class DataColumnCollectionExtensions

DataColumnCollection 扩展方法

Inheritance

Object

DataColumnCollectionExtensions

Inherited Members

Object.Equals(Object)

Object.Equals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ReferenceEquals(Object, Object)

Object.ToString()

Namespace: Lett.Extensions

Assembly: Lett.Extensions.dll

Syntax

public static class DataColumnCollectionExtensions

Methods

AddRange(DataColumnCollection, IEnumerable<String>)

批量增加 DataColumn

Declaration

public static void AddRange(this DataColumnCollection this, IEnumerable<string> columnNames)

Parameters

Type	Name	Description
DataColumnCollection	this
IEnumerable<String>	columnNames	列名集合

Examples

var dt       = new DataTable();
var colNames = new List<string> {"Field1", "Field2", "Field3"};
dt.Columns.AddRange(colNames);
// dt.Columns == {"Field1", "Field2", "Field3"}

Exceptions

Type	Condition
DuplicateNameException	columnNames有特殊列名

AddRangeParams(DataColumnCollection, String[])

批量增加 DataColumn

Declaration

public static void AddRangeParams(this DataColumnCollection this, params string[] columnNames)

Parameters

Type	Name	Description
DataColumnCollection	this
String[]	columnNames	列名集合

Examples

var dt       = new DataTable();
dt.Columns.AddRange("Field1", "Field2", "Field3");
// dt.Columns == {"Field1", "Field2", "Field3"}

Exceptions

Type	Condition
DuplicateNameException	columnNames有特殊列名