關於「Java package name underscore」標籤，搜尋引擎有相關的訊息討論：

Underscore in package name in Java - is it bad? - Stack Overflowstackoverflow.com › questions › underscore-in-package-n...Rationale for underscore ( _ ) in package names | by Destan Sarpkayamedium.com › kodgemisi › rationale-for-underscore-in-pa...Code Conventions for the Java