java 无法解析符号“StringUtils”
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时间:2020-10-31 18:24:23 来源:igfitidea点击:
Cannot resolve symbol "StringUtils"
提问by AliBZ
I have downloaded "commons-lang-2.6.jar" and added to my java project but I can't use StringUtils
. Is there another jar file I should download or I have to change something in the project structure?
我已经下载了“commons-lang-2.6.jar”并添加到我的 java 项目中,但我无法使用StringUtils
. 我应该下载另一个 jar 文件还是我必须更改项目结构中的某些内容?