<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Jason_yangsen的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Jason_yangsen</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Jason_yangsen]]></copyright><item><title><![CDATA[c#比较两个数组的差异]]></title><link>https://blog.youkuaiyun.com/Jason_yangsen/article/details/71210207</link><guid>https://blog.youkuaiyun.com/Jason_yangsen/article/details/71210207</guid><author>Jason_yangsen</author><pubDate>Fri, 05 May 2017 15:03:08 +0800</pubDate><description><![CDATA[#**c#比较两个数组的差异**

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将DataTable中某一列数据直接转换成数组进行比较，使用的Linq，要引用命名空间using System.Linq;
```C#
string[] arrRate = dtRate.AsEnumerable().Select(d => d.Field("arry")).ToArray();//A
string[] arrTemp = dtTemp.]]></description><category></category></item></channel></rss>