使用负值对字符串类型DataTable C＃进行排序 [英] Sorting String type DataTable C# with Negative values

问题描述

我有dataTable，类型为 string

我想将它从最小到最大的一列排序有-ve值，其他有正面，有些有+ ve和-ve值大约有2000列



如何将DataTable从字符串类型转换为十进制类型，以便对值进行排序

I have dataTable which is of type string
I want to sort it from smallest to largest one column has -ve values and other has positive and some have +ve and -ve values there are around 2000 columns

How to convert the DataTable from string type to decimal type so as to sort the values

推荐答案

试试这个



DataView dataview = yourdatatable.DefaultView;

dataview.Sort =ColumName;

DataTable dt = dataview .ToTable（）;

Try this

DataView dataview = yourdatatable.DefaultView;
dataview.Sort = "ColumName";
DataTable dt = dataview .ToTable();

检查以下网址以获取多种解决方案。



如何更改DataTable中DataColumn的DataType？ [ ^ ]



一个解决方案可以也可以使用Typed Data表。搜索谷歌了解更多详情

Check below url for multiple solutions.

How To Change DataType of a DataColumn in a DataTable?[^]

One solution could also be to use Typed Data table. Search google for more details

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