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log4j.appender.logfile.File=${catalina.home}/logs/myapp/app.log 参考：【tomcat】catalina.home catalina.base 区别

前言 ${catalina.base}是tomcat的工作目录 log4j.properties ### 设置### log4j.rootLogger = debug,stdout,logfile_all,logfile_error ### 输出信息到控制抬 ### log4j.appender.stdout = org.apache.log4j.ConsoleAppender log4...