如何从app.config文件中获取基于值的键
本文关键字:获取 于值 文件 app config | 更新日期: 2023-09-27 18:04:34
我有一个app.config文件,像这样:-
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<appSettings>
<add key="botLogs" value="d:'TFS Projects-BotLogs/"/>
<add key="botfolder" value="C:'BOTSCONFIG"/>
</appSettings>
<connectionStrings>
<add connectionString="Server=1.1.1.1;Database=BGAppCrawling;UID=sa;Password=something;" name="VGDB"/>
<add connectionString="Server=1.1.1.1;Database=BGMappingStaging;UID=sa;Password=something;" name="VGDBMapping"/>
</connectionStrings>
</configuration>
现在我可以根据键在appSettings部分获取值,像这样:-
string filePath = ConfigurationSettings.AppSettings["botLogs"].ToString();
但是如果我想根据appSetting部分的值获取键,该怎么做呢?
foreach(string key in System.Configuration.ConfigurationSettings.AppSettings)
{
var key = key.ToString();
var value = ConfigurationSettings.AppSettings[key.ToString()];
//Do something here
}
或
var settings = System.Web.Configuration.ConfigurationSettings.AppSettings;
var value = from string k in settings.Keys
where k.StartsWith("MyValue")
select settings[k];
foreach (string key in Configuration.AppSettings.Settings.AllKeys)
{
string value = appSettings.Settings[key].Value;
if (value.Equals(myValue))
{
Console.WriteLine("Found Key: " + key);
break;
}
}
我想说的是,你应该用值替换键,用键替换值,
<add key="d:'TFS Projects-BotLogs/" value="botLogs"/>
<add key="C:'BOTSCONFIG" value="botfolder"/>
谢谢拉克什
您可以尝试以下基于GetEnumerator method
的代码:
NameValueCollection values = ConfigurationManager.AppSettings;
Iterate(values);
public void Iterate(NameValueCollection myCollection)
{
IEnumerator myEnumerator = myCollection.GetEnumerator();
Console.WriteLine("KEY VALUE");
foreach (String item in myCollection.AllKeys)
Console.WriteLine(" {0,-10} {1}", item, myCollection[item]);
Console.WriteLine();
}