[fix]修正CsvDb.Set在没有数据时无法新增的问题

kwang1971 · Aug 28, 2024 · 06a30af · 06a30af
1 parent bf9d150
commit 06a30af
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/NewLife.Core/IO/CsvDb.cs b/NewLife.Core/IO/CsvDb.cs
@@ -70,7 +70,7 @@ public void Write(IEnumerable<T> models, Boolean append)
 
     /// <summary>尾部插入数据，性能极好</summary>
     /// <param name="model"></param>
-    public void Add(T model) => Add(new[] { model });
+    public void Add(T model) => Add([model]);
 
     /// <summary>尾部插入数据，性能极好</summary>
     /// <param name="models"></param>
@@ -79,7 +79,7 @@ public void Write(IEnumerable<T> models, Boolean append)
     /// <summary>删除数据，性能很差，全部读取剔除后保存</summary>
     /// <param name="model"></param>
     /// <returns></returns>
-    public Int32 Remove(T model) => Remove(new[] { model });
+    public Int32 Remove(T model) => Remove([model]);
 
     /// <summary>删除数据，性能很差，全部读取剔除后保存</summary>
     /// <param name="models"></param>
@@ -119,7 +119,7 @@ public Int32 Remove(Func<T, Boolean> predicate)
     }
 
     /// <summary>清空数据。只写头部</summary>
-    public void Clear() => Write(new T[0], false);
+    public void Clear() => Write([], false);
 
     /// <summary>更新指定数据行，性能很差，全部读取替换后保存</summary>
     /// <param name="model"></param>
@@ -138,7 +138,7 @@ private Boolean Set(T model, Boolean add)
         lock (this)
         {
             var list = FindAll();
-            if (list.Count == 0) return false;
+            if (!add && list.Count == 0) return false;
 
             // 找到目标数据行，并替换
             var flag = false;