本文整理汇总了C#中System.Data.DataTable.AddColumnHandleDuplicate方法的典型用法代码示例。如果您正苦于以下问题：C# DataTable.AddColumnHandleDuplicate方法的具体用法？C# DataTable.AddColumnHandleDuplicate怎么用？C# DataTable.AddColumnHandleDuplicate使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.DataTable的用法示例。
在下文中一共展示了DataTable.AddColumnHandleDuplicate方法的4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: readWholeWorkSheetWithIndex
//TODO: quite a bit of duplication with the noindex version
private bool readWholeWorkSheetWithIndex(XlsBiffIndex idx, bool triggerCreateColumns, DataTable table)
{
m_dbCellAddrs = idx.DbCellAddresses;
for (int index = 0; index < m_dbCellAddrs.Length; index++)
{
if (m_depth == m_maxRow) break;
// init reading data
m_cellOffset = findFirstDataCellOffset((int) m_dbCellAddrs[index]);
if (m_cellOffset == -2)
{
return false;
}
if (m_cellOffset < 0)
{
return true;
}
//DataTable columns
if (triggerCreateColumns)
{
if (_isFirstRowAsColumnNames && readWorkSheetRow() || (_isFirstRowAsColumnNames && m_maxRow == 1))
{
for (int i = 0; i < m_maxCol; i++)
{
if (m_cellsValues[i] != null && m_cellsValues[i].ToString().Length > 0)
{
table.AddColumnHandleDuplicate(m_cellsValues[i].ToString());
}
else
{
table.AddColumnHandleDuplicate(string.Concat(COLUMN, i));
}
}
}
else
{
for (int i = 0; i < m_maxCol; i++)
{
table.Columns.Add(null, typeof (Object));
}
}
triggerCreateColumns = false;
table.BeginLoadData();
}
while (readWorkSheetRow())
{
table.Rows.Add(m_cellsValues);
}
//add the row
if (m_depth > 0 && !(_isFirstRowAsColumnNames && m_maxRow == 1))
{
table.Rows.Add(m_cellsValues);
}
}
return true;
}示例2: AsDataSet
public System.Data.DataSet AsDataSet(bool convertOADateTime)
{
if (!m_isValid) return null;
DataSet dataset = new DataSet();
for (int sheetIndex = 0; sheetIndex < m_workbook.Sheets.Count; sheetIndex++)
{
DataTable table = new DataTable(m_workbook.Sheets[sheetIndex].Name);
ReadSheetGlobals(m_workbook.Sheets[sheetIndex]);
if (m_workbook.Sheets[sheetIndex].Dimension == null) continue;
m_depth = 0;
m_emptyRowCount = 0;
// Reada Columns
//Console.WriteLine("Read Columns");
if (!m_isFirstRowAsColumnNames)
{
// No Sheet Columns
for (int i = 0; i < m_workbook.Sheets[sheetIndex].ColumnsCount; i++)
{
table.Columns.Add(null, typeof(Object));
}
}
else if (ReadSheetRow(m_workbook.Sheets[sheetIndex]))
{
// Read Sheet Columns
//Console.WriteLine("Read Sheet Columns");
for (int index = 0; index < m_cellsValues.Length; index++)
{
if (m_cellsValues[index] != null && m_cellsValues[index].ToString().Length > 0)
{
table.AddColumnHandleDuplicate(m_cellsValues[index].ToString());
}
else
{
table.AddColumnHandleDuplicate(string.Concat(COLUMN, index));
}
}
}
else
{
continue;
}
// Read Sheet Rows
//Console.WriteLine("Read Sheet Rows");
table.BeginLoadData();
while (ReadSheetRow(m_workbook.Sheets[sheetIndex]))
{
table.Rows.Add(m_cellsValues);
}
if (table.Rows.Count > 0)
{
dataset.Tables.Add(table);
}
// Read HyperLinks
//Console.WriteLine("Read Sheet HyperLinks:{0}",table.Rows.Count);
ReadHyperLinks(m_workbook.Sheets[sheetIndex],table);
table.EndLoadData();
}
dataset.AcceptChanges();
dataset.FixDataTypes();
return dataset;
}示例3: readWholeWorkSheetNoIndex
private void readWholeWorkSheetNoIndex(bool triggerCreateColumns, DataTable table)
{
while (Read())
{
if (m_depth == m_maxRow) break;
bool justAddedColumns = false;
//DataTable columns
if (triggerCreateColumns)
{
if (_isFirstRowAsColumnNames || (_isFirstRowAsColumnNames && m_maxRow == 1))
{
for (int i = 0; i < m_maxCol; i++)
{
if (m_cellsValues[i] != null && m_cellsValues[i].ToString().Length > 0)
table.AddColumnHandleDuplicate(m_cellsValues[i].ToString());
else
table.AddColumnHandleDuplicate(string.Concat(COLUMN, i));
}
}
else
{
for (int i = 0; i < m_maxCol; i++)
{
table.Columns.Add(null, typeof(Object));
}
}
triggerCreateColumns = false;
justAddedColumns = true;
table.BeginLoadData();
}
if (!justAddedColumns && m_depth > 0 && !(_isFirstRowAsColumnNames && m_maxRow == 1))
{
table.Rows.Add(m_cellsValues);
}
}
if (m_depth > 0 && !(_isFirstRowAsColumnNames && m_maxRow == 1))
{
table.Rows.Add(m_cellsValues);
}
}示例4: ReadDataSet
private System.Data.DataSet ReadDataSet()
{
DataSet dataset=new DataSet();
var demensionDict=DetectDemension();
for (int sheetIndex=0; sheetIndex<m_workbook.Sheets.Count; sheetIndex++) {
var sheet=m_workbook.Sheets[sheetIndex];
var table=new DataTable(m_workbook.Sheets[sheetIndex].Name);
ReadSheetGlobals(sheet);
sheet.Dimension=demensionDict[sheetIndex];
if (sheet.Dimension==null) {
continue;
}
m_depth=0;
m_emptyRowCount=0;
// Reada Columns
//Console.WriteLine("Read Columns");
if (!m_isFirstRowAsColumnNames) {
// No Sheet Columns
//Console.WriteLine("SheetName:{0}, ColumnCount:{1}", sheet.Name, sheet.ColumnsCount);
for (int i=0; i<sheet.ColumnsCount; i++) {
table.Columns.Add(null, typeof(Object));
}
} else if (ReadSheetRow(sheet)) {
// Read Sheet Columns
//Console.WriteLine("Read Sheet Columns");
for (int index=0; index<m_cellsValues.Length; index++) {
if (m_cellsValues[index]!=null&&m_cellsValues[index].ToString().Length>0) {
table.AddColumnHandleDuplicate(m_cellsValues[index].ToString());
} else {
table.AddColumnHandleDuplicate(string.Concat(COLUMN, index));
}
}
} else {
continue;
}
// Read Sheet Rows
//Console.WriteLine("Read Sheet Rows");
table.BeginLoadData();
//Console.WriteLine("SheetIndex Is:{0},Name:{1}",sheetIndex,sheet.Name);
while (ReadSheetRow(sheet)) {
table.Rows.Add(m_cellsValues);
}
if (table.Rows.Count>0) {
dataset.Tables.Add(table);
}
// Read HyperLinks
//Console.WriteLine("Read Sheet HyperLinks:{0}",table.Rows.Count);
ReadHyperLinks(sheet, table);
table.EndLoadData();
}
dataset.AcceptChanges();
dataset.FixDataTypes();
return dataset;
}