https://docs.oracle.com/javase/jp/6/api/javax/swing/text/AbstractDocument.BranchElement.html
AbstractDocument.BranchElement (Java Platform SE 6)
java platformse
https://docs.oracle.com/javase/jp/18/docs/api/java.desktop/javax/swing/text/AbstractDocument.BranchElement.html
AbstractDocument.BranchElement (Java SE 18 & JDK 18)
declaration: module: java.desktop, package: javax.swing.text, class: AbstractDocument, class: BranchElement
java sejdk
https://docs.oracle.com/javase/jp/11/docs/api/java.desktop/javax/swing/text/AbstractDocument.BranchElement.html
AbstractDocument.BranchElement (Java SE 11 & JDK 11 )
java sejdk