修改数据行数为0时允许导出EXCEL

codegit/CallCenterCommon/CallCenter.Utility/NPOI/NPOIHelper.cs

@@ -118,8 +118,8 @@ namespace CallCenter.Utility
         {
             try
             {
-                if (dt.Rows.Count > 0)
-                {
+                //if (dt.Rows.Count > 0)
+                //{
                     HSSFWorkbook workbook = new HSSFWorkbook();
                     ISheet sheet = workbook.CreateSheet("Sheet1");
 
@@ -226,7 +226,7 @@ namespace CallCenter.Utility
 
                         curContext.Response.End();
                     }
-                }
+                //}
                 return "";
             }
             catch
@@ -371,8 +371,8 @@ namespace CallCenter.Utility
         {
             try
             {
-                if (dt.Rows.Count > 0)
-                {
+                //if (dt.Rows.Count > 0)
+                //{
                     HSSFWorkbook workbook = new HSSFWorkbook();
                     ISheet sheet = workbook.CreateSheet("Sheet1");
 
@@ -491,7 +491,7 @@ namespace CallCenter.Utility
 
                         curContext.Response.End();
                     }
-                }
+                //}
                 return "";
             }
             catch