精简代码

performance/Performance.Services/OnlineExcel/OnlineExcelService.Read.cs

@@ -105,9 +105,8 @@ public EpSheet ReadSheet(per_allot allot, string sheetName)
 
             using (ExcelPackage package = new ExcelPackage(file))
             {
-                foreach (var sheet in package.Workbook.Worksheets)
-                {
-                    if (sheet.Name != sheetName) continue;
+                var sheet = package.Workbook.Worksheets.FirstOrDefault(w => w.Name == sheetName);
+                if (sheet == null) return null;
 
                 IEnumerable<EpMerge> mergeCells = GetMergeCells(sheet);
                 List<double> colWidths = GetColWidths(sheet);
@@ -160,10 +159,9 @@ public EpSheet ReadSheet(per_allot allot, string sheetName)
                 _cache.Set(key, epSheet, absoluteExpirationRelativeToNow);
 
                 return epSheet;
+
             }
         }
-            return null;
-        }
 
         #region
         //private static List<double> GetRowHeights(ExcelWorksheet sheet)