update 20241125

DOCGEN/Klassen/SyncFExcel.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Buffers.Text;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
@@ -96,5 +97,27 @@ namespace DOCGEN.Klassen
             return Convert.ToBase64String(imageArray);
 
         }
+
+        public void get_values(ref System.Data.DataTable dt, string excelfile)
+        {
+            ExcelEngine ex = new ExcelEngine();
+            IApplication app = ex.Excel;
+            MemoryStream ms = new MemoryStream(Helper.EncodeExtensions.DecodeBase642ByteArray(excelfile));
+            IWorkbook workBook = app.Workbooks.Open(ms, ExcelOpenType.Automatic);
+            foreach (System.Data.DataRow dr in dt.Rows)
+            {
+                int row = 0;
+                int col = 0;
+                row = Convert.ToInt32(dr["rowindex"]);
+                col = Convert.ToInt32(dr["columnindex"]);
+
+                string value = workBook.Worksheets[Convert.ToInt32(dr["sheets"])].Range[row, col].Value.ToString();
+                dr["value"] = value;
+            }
+            workBook.Close();
+            workBook = null;
+            ex.Dispose();
+
+        }
     }
 }