摘要：
1.首先：下载log4j2.在WEB-INF中建立log4j.properties 并可参考这段代码 1 log4j.rootLogger=DEBUG,A1,A2,A3,A4 2 3 ### system.out ### 4 log4j.appender.A2 =org.apache.log4j.ConsoleAppender 5 log4j.appender.A2.Threshold=DEBUG 6 log4j.appender.A2.Target=System.out 7 ###log4j.appender.A2.encoding=UTF-8 8 log4j.appender.A2.... 阅读全文
