Just like any other TYPO3 release, we streamlined some functions and cleaned up some old code fragments in TYPO3 version 10.1 too. Among other things, this includes the well-known “jumpToUrl()” JavaScript function (which has been marked as “deprecated”) and a few JavaScript variables that will be removed in TYPO3 v11.
This is a companion discussion topic for the original entry at https://typo3.org/article/typo3-v10-1-release-announcement?type=0/%22