shigemk2 https://blog.hatena.ne.jp/shigemk2/ by shigemk2 https://www.shigemk2.com/ Bash The `popd' builtin now treats additional arguments as errors. popdに余計な引数をつけたらどうなるか、挙動の確認 バージョンごとの確認にはDockerが本当に便利。 https://hub.docker.com/_/bash bash:4.2 エラーにならない(でもpopd自体は失敗する) $ docker run -it bash:4.2.53 bash-4.2# pushd /usr/local/ /usr/local / bash-4.2# pwd /usr/local bash-4.2# cd /root/ bash-4.… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F2020%2F01%2F08%2F185633" title="Bash popdの挙動確認 4.2 vs 4.4 - by shigemk2" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2020-01-08 18:56:33 rich https://www.shigemk2.com/entry/2020/01/08/185633 1.0 100%