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Add List to DataTable

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This commit is contained in:
skx 2020-12-15 09:47:34 +08:00
parent 85ca77fec7
commit 2fbd77ed74
2 changed files with 32 additions and 0 deletions
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31
Src/Asp.Net/SqlSugar/Infrastructure/ContextMethods.cs
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@ -536,6 +536,37 @@ namespace SqlSugar
}
return this.DeserializeObject<List<T>>(this.SerializeObject(deserializeObject));
}
public DataTable ListToDataTable<T>(List<T> list)
{
DataTable result = new DataTable();
if (list.Count > 0)
{
PropertyInfo[] propertys = list[0].GetType().GetProperties();
foreach (PropertyInfo pi in propertys)
{
//获取类型
Type colType = pi.PropertyType;
//当类型为Nullable<>时
if ((colType.IsGenericType) && (colType.GetGenericTypeDefinition() == typeof(Nullable<>)))
{
colType = colType.GetGenericArguments()[0];
}
result.Columns.Add(pi.Name, colType);
}
for (int i = 0; i < list.Count; i++)
{
ArrayList tempList = new ArrayList();
foreach (PropertyInfo pi in propertys)
{
object obj = pi.GetValue(list[i], null);
tempList.Add(obj);
}
object[] array = tempList.ToArray();
result.LoadDataRow(array, true);
}
}
return result;
}
public Dictionary<string, object> DataTableToDictionary(DataTable table)
{
return table.Rows.Cast<DataRow>().ToDictionary(x => x[0].ToString(), x => x[1]);

1
Src/Asp.Net/SqlSugar/Interface/IContextMethods.cs
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@ -27,6 +27,7 @@ namespace SqlSugar
SqlSugarProvider CopyContext(bool isCopyEvents = false);
dynamic DataTableToDynamic(DataTable table);
List<T> DataTableToList<T>(DataTable table);
DataTable ListToDataTable<T>(List<T> list);
Dictionary<string, object> DataTableToDictionary(DataTable table);
ICacheService GetReflectionInoCacheInstance();
void RemoveCacheAll();