[英]Convert string to datatable with c#
I want to know how to convert this string to datatable. 我想知道如何将此字符串转换为数据表。 This string is my string: 这个字符串是我的字符串:
"<data name=\"Footer\" xml:space=\"preserve\"> <value>Digital Number</value> </data>,<data name=\"lblDisplay\" xml:space=\"preserve\"> <value>Hien thi</value> </data>"
I created table with 2 column named "Name" and "Value": 我创建了带有名为“名称”和“值”的2列的表:
DataTable tbl = new DataTable();
DataColumn column;
DataRow row;
column = new DataColumn();
column.DataType = System.Type.GetType("System.String");
column.ColumnName = "Name";
tbl.Columns.Add(column);
column = new DataColumn();
column.DataType = System.Type.GetType("System.String");
column.ColumnName = "Value";
tbl.Columns.Add(column);
How can I convert the string to DataTable
? 如何将字符串转换为DataTable
?
The string you posted looks a lot like xml, but it is not valid xml. 您发布的字符串看起来很像xml,但是它不是有效的xml。 It needs a root element (and remove the ,
comma). 它需要一个根元素(和删除,
逗号)。 I've updated below: 我在下面更新了:
var xmlString = @"<?xml version=""1.0""?>
<rootData>
<data name=""Footer"" xml:space=""preserve"">
<value>Digital Number</value>
</data>
<data name=""lblDisplay"" xml:space=""preserve"">
<value>Hien thi</value>
</data>
</rootData>";
DataSet
has a method ReadXml()
which DataSet
有一个方法ReadXml()
... provides a way to read either data only, or both data and schema into a DataSet from an XML document... ...提供了一种仅从XML文档中读取数据,或将数据和架构两者都读取到DataSet中的方法...
Knowing that, now you can create a DataSet
and use a StringReader
to read the Xml straight into the DataSet. 知道了这一点,现在您可以创建一个DataSet
并使用StringReader
将Xml直接读入DataSet。
var ds = new DataSet();
using (var reader = new StringReader(xmlString))
{
ds.ReadXml(reader);
}
Then, all you need to do is extract the data from the DataSet: 然后,您需要做的就是从数据集中提取数据:
Console.WriteLine($"{ds.Tables[0].Rows[0]["name"]}: {ds.Tables[0].Rows[0]["value"]}");
// output
Footer: Digital Number
If you want a DataTable just do: 如果您想要一个DataTable,请执行以下操作:
DataTable dt = ds.Tables[0];
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