diff --git a/ExcelTool/Parser/TableExcelData.cs b/ExcelTool/Parser/TableExcelData.cs
index 17d1ec1..7f1d7ec 100644
--- a/ExcelTool/Parser/TableExcelData.cs
+++ b/ExcelTool/Parser/TableExcelData.cs
@@ -5,28 +5,20 @@ namespace ExcelTool.Parser
 {
     public class TableExcelData
     {
-        List<TableExcelHeader> headers = new();
-        List<TableExcelRow> rows = new();
-        public int CollonCount = 0;
-        public int RowCounts = 0;
+        public readonly int ColumnCount = 0;
+        public readonly int RowCounts = 0;
+        
+        public List<TableExcelHeader> Headers { get; }
+        public List<TableExcelRow> Rows { get; }
 
         public TableExcelData(IEnumerable<TableExcelHeader> headers, IEnumerable<TableExcelRow> rows)
         {
-            this.headers = headers.ToList();
-            this.rows = rows.ToList();
-            this.CollonCount = this.headers.Count;
-            this.RowCounts = this.rows.Count;
+            Headers = headers.ToList();
+            Rows = rows.ToList();
+            this.ColumnCount = Headers.Count;
+            this.RowCounts = Rows.Count;
         }
 
-        public List<TableExcelHeader> Headers
-        {
-            get { return this.headers; }
-        }
-
-        public List<TableExcelRow> Rows
-        {
-            get { return this.rows; }
-        }
 
         //TODO:待检查数据类型的合法性
         //public bool CheckUnique(out string errorMsg)
diff --git a/ExcelTool/Parser/TableExcelExportBytes.cs b/ExcelTool/Parser/TableExcelExportBytes.cs
index 4aba69b..df33dad 100644
--- a/ExcelTool/Parser/TableExcelExportBytes.cs
+++ b/ExcelTool/Parser/TableExcelExportBytes.cs
@@ -18,7 +18,7 @@ namespace ExcelTool.Parser
                     datas.Add(rowCount);
                     foreach (var row in sheet.Data.Rows)
                     {
-                        for (int i = 0; i < sheet.Data.CollonCount; i++)
+                        for (int i = 0; i < sheet.Data.ColumnCount; i++)
                         {
                             var type = sheet.Data.Headers[i].FieldType.ToLower();
                             var data = row.StrList[i];
diff --git a/ExcelTool/Program.cs b/ExcelTool/Program.cs
index d506159..21eac2b 100644
--- a/ExcelTool/Program.cs
+++ b/ExcelTool/Program.cs
@@ -14,7 +14,7 @@ namespace ExcelTool
             string outputDataDir = "";
             string nameSpace = "";
 
-            foreach (var arg in args)
+            foreach (string arg in args)
             {
                 if (arg.StartsWith("--input="))
                 {