https://issues.dlang.org/show_bug.cgi?id=10828
--- Comment #14 from github-bugzi...@puremagic.com --- Commits pushed to master at https://github.com/dlang/phobos https://github.com/dlang/phobos/commit/dcdf8b4125669266067e4693e5ddc8ac746ed87b Fix Issue 10828 - datetime toString functions should accept sink https://github.com/dlang/phobos/commit/5ccd40cf4ecbe3d073789b4fb3a23e5710a9c520 Merge pull request #6190 from JackStouffer/systime-toISOExtString Fix Issue 10828 - datetime toString functions should accept sink merged-on-behalf-of: Jack Stouffer <j...@jackstouffer.com> --