uehaj https://blog.hatena.ne.jp/uehaj/ uehaj's blog https://uehaj.hatenablog.com/ groovy コネタ Groovyで、println -1やprintln[1]を、println(-1)やprintln([1])のつもりで書いても以下のようなエラーになります。 $ groovy -e 'println -1' Caught: groovy.lang.MissingPropertyException: No such property: println for class: script_from_command_line at script_from_command_line.run(script_from_command_line:1)$ groovy -e 'println [1]' Ca… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fuehaj.hatenablog.com%2Fentry%2F20110410%2F1302396158" title=" println -1やprintln[1]はなぜエラーなのか - uehaj&#39;s blog " 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 2011-04-10 09:42:38 rich https://uehaj.hatenablog.com/entry/20110410/1302396158 1.0 100%