随笔分类 -  javaEE常用jar包学习

isNotBlank()和isNotEmpty()总结
摘要：import org.apache.commons.lang.StringUtils; import org.junit.Test; public class Test{ //总结：isNotBlank()一定要里面有东西 null,""," ",返回的都是false @Test public vo 阅读全文
posted @ 2019-12-08 15:03 WL忽然之间 阅读(1760) 评论(1) 推荐(0)