![对于 twocolumns,是否有一个宏可以告诉您正在排版哪一列?](https://linux22.com/image/448344/%E5%AF%B9%E4%BA%8E%20twocolumns%EF%BC%8C%E6%98%AF%E5%90%A6%E6%9C%89%E4%B8%80%E4%B8%AA%E5%AE%8F%E5%8F%AF%E4%BB%A5%E5%91%8A%E8%AF%89%E6%82%A8%E6%AD%A3%E5%9C%A8%E6%8E%92%E7%89%88%E5%93%AA%E4%B8%80%E5%88%97%EF%BC%9F.png)
抱歉没有提供 MWE,但我的用例是这样的
\newenvironment{...}{
\if in first column then put something in left margin
\else put something else in right margin
\fi
}{}
抱歉没有提供 MWE,但我的用例是这样的
\newenvironment{...}{
\if in first column then put something in left margin
\else put something else in right margin
\fi
}{}