C#实现将json转换为DataTable的方法
2021-07-20 14:36
///
/// 将json转换为DataTable
///
/// 得到的json
///
private DataTable JsonToDataTable(string strJson)
{
//转换json格式
strJson = strJson.Replace(“,\””, “*\””).Replace(“\”:”, “\”#”).ToString();
//取出表名
var rg = new Regex(@”(?
string strName = rg.Match(strJson).Value;
DataTable tb = null;
//去除表名
strJson = strJson.Substring(strJson.IndexOf(“[“) + 1);
strJson = strJson.Substring(0, strJson.IndexOf(“]”));
//获取数据
rg = new Regex(@”(?
MatchCollection mc = rg.Matches(strJson);
for (int i = 0; i
{
string strRow = mc[i].Value;
string[] strRows = strRow.Split(‘*’);
//创建表
if (tb == null)
{
tb = new DataTable();
tb.TableName = strName;
foreach (string str in strRows)
{
var dc = new DataColumn();
string[] strCell = str.Split(‘#’);
if (strCell[0].Substring(0, 1) == “\””)
{
int a = strCell[0].Length;
dc.ColumnName = strCell[0].Substring(1, a – 2);
}
else
{
dc.ColumnName = strCell[0];
}
tb.Columns.Add(dc);
}
tb.AcceptChanges();
}
//增加内容
DataRow dr = tb.NewRow();
for (int r = 0; r
{
dr[r] = strRows[r].Split(‘#’)[1].Trim().Replace(“，”, “,”).Replace(“：”, “:”).Replace(“\””, “”);
}
tb.Rows.Add(dr);
tb.AcceptChanges();
}
return tb;
}
#endregion
文章标题：C#实现将json转换为DataTable的方法
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