log4Net 写入txt文件 配置 & log4Net控制台输出

=》写入文件 Config

config文件

<configuration>

<configSections>

<section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net"/>

</configSections>

<startup>

<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" />

</startup>

<appSettings>

<add key="webpages:Version" value="2.0.0.0" />

<add key="webpages:Enabled" value="false" />

<add key="PreserveLoginUrl" value="true" />

<add key="ClientValidationEnabled" value="true" />

<add key="UnobtrusiveJavaScriptEnabled" value="true" />

<add key="pageCount" value="33" />

<add key="JsonIngredientDoc" value="c:\db\ingredient_v3.json" />

<add key="instagram_AccessToken" value="1508910419.48a00b7.916bf47cd7fd41af9223593458d06114" />

</appSettings>

<log4net>

<appender name="RollingLogFileAppender" type="log4net.Appender.RollingFileAppender">

<file value="RollingLogFileAppender_DateFormat_log.txt" />

<appendToFile value="true" />

<rollingStyle value="Date" />

<datePattern value="yyyyMMdd" />

<layout type="log4net.Layout.PatternLayout">

<conversionPattern value="%date [%thread](%file:%line) %-5level %logger [%property{NDC}] - %message%newline" />

</layout>

</appender>

<root>

<appender-ref ref="RollingLogFileAppender"/>

</root>

</log4net>

</configuration>

CS里面

public log4net.ILog log = log4net.LogManager.GetLogger("logger-name");

log.Info("info")

log.Error("error")

然后最重要的一步：

log4net.Config.XmlConfigurator.Configure();

在你项目启动的时候， global.=:>application_start() 或者main()方法里:加上上面这句话

=》控制台输出 Config

<appender name="ColoredConsoleAppender" type="log4net.Appender.ColoredConsoleAppender">
<mapping>
<level value="ERROR" />
<foreColor value="Red, HighIntensity" />
</mapping>
<mapping>
<level value="Info" />
<foreColor value="Green" />
</mapping>
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%n%date{HH:mm:ss,fff} [%-5level] %m" />
</layout>

<filter type="log4net.Filter.LevelRangeFilter">
<param name="LevelMin" value="Info" />
<param name="LevelMax" value="Fatal" />
</filter>
</appender>

<root>
<!--(高) OFF > FATAL > ERROR > WARN > INFO > DEBUG > ALL (低) -->
<level value="all" />
<appender-ref ref="ColoredConsoleAppender"/>
</root>