[英]Blank cell is ignored and overwritten in Excel.Range using Interop
數據在excel文件中顯示,如下所示,其中第1行和第2行被視為標題行,當根據第一列拆分此特定文件時,將復制該行。
分割后的文件如下所示:
問題在於,在這種情況下,列D的值被復制到錯誤的列C中。
我想我需要檢查單元格是否為空或為空,並在寫入過程中將空白/空值放入新文件中。 問題是如何將其合並到我的以下代碼中?
private FileEntity GetFileObject(Excel.Range range)
{
FileEntity fileEntity = new FileEntity();
fileEntity.RowValues = new List<RowEntity>();
for (int rowCount = 1; rowCount <= range.Rows.Count; rowCount++)
{
RowEntity rowEntity = new RowEntity();
rowEntity.ColumnValues = new List<string>();
for (int columnCount = 1; columnCount <= range.Columns.Count; columnCount++)
{
if ((range.Cells[rowCount, columnCount] as Excel.Range).Value != null)
{
rowEntity.ColumnValues.Add((range.Cells[rowCount, columnCount] as Excel.Range).Value.ToString());
}
}
fileEntity.RowValues.Add(rowEntity);
}
return fileEntity;
}
這是因為文檔結構具有內置的效率,可以避免浪費空間。 您必須檢查單元以供參考(A1,B1等),然后您才能知道其來自何處以及如何處理。
int rowIdx = 0;
foreach (Row r in sheetData.Elements<Row>().Skip(1))
{
rowIdx++;
IEnumerable<Cell> thisRow = r.Elements<Cell>();
foreach (var c in thisRow)
{
//This will tell you what cell you are looking at (A2, D14, whatever..)
string cellRef = c.CellReference.ToString().Substring(0, 1);
switch (cellRef)
{
case "A":
//do something...
break;
case "B":
//do something...
break;
case "C":
//do something...
break;
....ETC.......
找到了解決方案:
if ((range.Cells[rowCount, columnCount] as Excel.Range).Value != null)
{
rowEntity.ColumnValues.Add((range.Cells[rowCount, columnCount] as Excel.Range).Value.ToString());
}
else
rowEntity.ColumnValues.Add(""); //just add this line. keeps the blank cell as created with empty string
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