我一直在使用EPPlus进行Excel工作表格式化。当Excel Sheet处于有序状态时，我能够创建组。但是如果输入无序并且我必须分组，那么我将面临问题。
Excel输入看起来像有问题的场景：
Field1 Field2 Field3
1 XYZ ABC
3.1 PRQ SDE
1.1 AB ST
1.2 MN RT
同样聪明，所有1个相关的行应该按升序排列在一个组中。
我写了以下内容，如果排序工作正常但无法确定输入是否混乱/未排序。
这是我的代码。
感谢您的帮助。
namespace EPPlusTestDemo {
class Program
{
static void Main(string[] args)
{
// Set the File name and get the output directory
var fileName = "Example-File-" + DateTime.Now.ToString("yyyy-MM-dd--hh-mm-ss") + ".xlsx";
var outputDir = @"C:\Users\asder\Desktop\outpath\" + fileName;
// Create the file using the FileInfo object
var file = new FileInfo(outputDir);
using (var package = new ExcelPackage(file))
{
// Adding a new worksheet to the empty workbook
ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("Example list - " + DateTime.Now.ToShortDateString());
// --------- Data and styling goes here -------------- //
// Header part
worksheet.Cells["A1"].Value = "Field1";
worksheet.Cells["B1"].Value = "Field2";
worksheet.Cells["C1"].Value = "Field3";
worksheet.Cells["D1"].Value = "Field4";
worksheet.Cells["E1"].Value = "Field5";
worksheet.Cells["A1:E1"].Style.Font.Bold = true;
// The row number
int initialRowNum = 2;
int rowNumber = initialRowNum;
#region input_toExcel
// Filling the data from the 2nd row of the excel sheet
worksheet.Cells[rowNumber, 1].Value = "1";
worksheet.Cells[rowNumber, 2].Value = "GRP";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "1.1";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "1.2";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "1.3";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "1.4";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2";
worksheet.Cells[rowNumber, 2].Value = "GRP";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2.1";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2.2";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2.3";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2.4";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
#endregion
// Grouping after comparing the Cell Value
for ( var rowIndex = initialRowNum; worksheet.Row(rowIndex) != null; rowIndex++)
{
// Checking for NULL in the Excel Sheet
var comapreable = worksheet.Cells[rowIndex, 1].GetValue<string>();
// Group Counter
int count = 0;
if (comapreable != null)
{
Regex regexIntegral = new Regex(@"\d");
Match matchIntegral = regexIntegral.Match(comapreable);
Regex regexDouble = new Regex(@"([1-9]+)\.([1-9]+)");
Match matchDouble = regexDouble.Match(comapreable);
// Checking if the Cell of the Excel sheet contains any integral value
if ( matchIntegral.Success == true )
{
count++; // Incrementing the Group Level Counter
// Checking if the Cell contains the decimal values
if ( matchDouble.Success == true )
{
worksheet.Row(rowIndex).OutlineLevel = count;
worksheet.Row(rowIndex).Collapsed = true;
}
}
}
else
{
break;
}
}
// Saving the File
package.Save();
}
// Console.ReadKey();
}
} }
答案 0 :(得分：0)
我在我的问题上找到了以下结果。请在下面找到代码。 如果您觉得有更好的解决方案，请发表评论。感谢
class Program
{
static void Main(string[] args)
{
// Set the File name and get the output directory
var fileName = "Example-File-" + DateTime.Now.ToString("yyyy-MM-dd--hh-mm-ss") + ".xlsx";
var outputDir = @"E:\C#Programming\ExcelFormattingProject\outpath\" + fileName;
DataTable dt = new DataTable();
// Create the file using the FileInfo object
var file = new FileInfo(outputDir);
using (var package = new ExcelPackage(file))
{
// Adding a new worksheet to the empty workbook
ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("Example list - " + DateTime.Now.ToShortDateString());
// --------- Data and styling goes here -------------- //
// Header part
worksheet.Cells["A1"].Value = "Field1";
worksheet.Cells["B1"].Value = "Field2";
worksheet.Cells["C1"].Value = "Field3";
worksheet.Cells["D1"].Value = "Field4";
worksheet.Cells["E1"].Value = "Field5";
worksheet.Cells["A1:E1"].Style.Font.Bold = true;
// The row number
int initialRowNum = 2;
int rowNumber = initialRowNum;
#region input_toExcel
// Filling the data from the 2nd row of the excel sheet
worksheet.Cells[rowNumber, 1].Value = "1";
worksheet.Cells[rowNumber, 2].Value = "GRP";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2.1";
worksheet.Cells[rowNumber, 2].Value = "Item2.1";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "1.2";
worksheet.Cells[rowNumber, 2].Value = "Item1.2";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "1.3";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "1.4";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2";
worksheet.Cells[rowNumber, 2].Value = "GRP";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "1.1";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2.2";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2.3";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
rowNumber++;
worksheet.Cells[rowNumber, 1].Value = "2.4";
worksheet.Cells[rowNumber, 2].Value = "Item";
worksheet.Cells[rowNumber, 3].Value = "ABC";
worksheet.Cells[rowNumber, 4].Value = "CDE";
worksheet.Cells[rowNumber, 5].Value = "ABCD";
#endregion
// Need to fetch the data as a row or recorset and then sort it and place it to a new Excel
//worksheet.Cells["A2:A11"].Style.Numberformat.Format = "#0\\.00";
for (var rowIndex = 1;rowIndex < 11; rowIndex++)
{
var colIndex = 1;
for (; colIndex <= 5;)
{
// Filling the First Row of the DataTable with the Field Name as on the Excel Sheet
if (rowIndex == 1)
{
dt.Columns.Add(new DataColumn(worksheet.Cells[rowIndex, colIndex].Text));
}
else
{
dt.Columns.Add(new DataColumn());
}
colIndex++;
}
dt.Rows.Add(dt.NewRow());
}
// Inserting Values in the DataTable
for (var rowIndex = 1; rowIndex < 11; rowIndex++)
{
// Filling the DataTable with Excel Contents
for (var colIndex = 1; colIndex <= 5;)
{
dt.Rows[rowIndex - 1][colIndex - 1] = worksheet.Cells[rowIndex+1, colIndex].Text;
colIndex++;
}
}
// Sorting the DataTable
DataTable dtOut = null;
dt.DefaultView.ToTable(false, "Field1", "Field2", "Field3", "Field4", "Field5");
dt.DefaultView.Sort = "Field1";
dtOut = dt.DefaultView.ToTable(false, "Field1", "Field2","Field3","Field4","Field5");
// Exporting the DataTable to the WorkSheet of the Excel
worksheet.Cells["A1"].LoadFromDataTable(dtOut, true);
#endregion
// Grouping after comparing the Cell Value
for ( var rowIndex = 2; worksheet.Row(rowIndex) != null; rowIndex++)
{
// Checking for NULL in the Excel Sheet
var comapreable = worksheet.Cells[rowIndex, 1].GetValue<string>();
// Group Counter
int count = 0;
if (comapreable != null)
{
Regex regexIntegral = new Regex(@"\d");
Match matchIntegral = regexIntegral.Match(comapreable);
Regex regexDouble = new Regex(@"([1-9]+)\.([1-9]+)");
Match matchDouble = regexDouble.Match(comapreable);
// Checking if the Cell of the Excel sheet contains any integral value
if ( matchIntegral.Success == true )
{
count++; // Incrementing the Group Level Counter
// Checking if the Cell contains the decimal values
if ( matchDouble.Success == true )
{
worksheet.Row(rowIndex).OutlineLevel = count;
worksheet.Row(rowIndex).Collapsed = true;
}
}
}
else
{
break;
}
}
// Saving the File
package.Save();
}
// Console.ReadKey();
}
}