如何构建WMI查询 [英] How to construct WMI query
本文介绍了如何构建WMI查询的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我想找到结果名称始于参数1,并用参数2结束,但我的code不起作用
I'd like to find results that Name starts with param1, and ends with param2 but my code doesn't work
string wmiQuery = string.Format("SELECT CommandLine FROM Win32_Process WHERE Name LIKE '{0}%' AND Name LIKE '%{1}'", param1, param2);
ManagementObjectSearcher searcher = new ManagementObjectSearcher(wmiQuery);
ManagementObjectCollection retObjectCollection = searcher.Get();
怎么了?
有关对比
string wmiQuery = string.Format("SELECT CommandLine FROM Win32_Process WHERE Name LIKE '{0}%'", param1);
效果很好
推荐答案
试试这个:
string wmiQuery = string.Format("SELECT CommandLine FROM Win32_Process WHERE Name LIKE '{0}%{1}'", param1, param2);
添加一些测试信息:
Adding some test info:
string wmiQuery = string.Format ( "SELECT Name, ProcessID FROM Win32_Process WHERE Name LIKE '{0}%{1}'", "wpf", ".exe" );
Console.WriteLine ( "Query: {0}", wmiQuery );
ManagementObjectSearcher searcher = new ManagementObjectSearcher ( wmiQuery );
ManagementObjectCollection retObjectCollection = searcher.Get ( );
foreach (ManagementObject retObject in retObjectCollection)
{
Console.WriteLine ( "[{0}]\tName: {1}", retObject[ "ProcessID" ], retObject["Name"] );
}
输出:
查询:SELECT名称,从的ProcessID
Win32_Process的WHERE姓名LIKE
WPF%的.exe'
[896]产品名称:WPFFontCache_v0400.exe
Query: SELECT Name, ProcessID FROM Win32_Process WHERE Name LIKE 'wpf%.exe'
[896] Name: WPFFontCache_v0400.exe
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