使用sed刪除空行

本文翻譯自：Delete empty lines using sedide I am trying to delete empty lines using sed: 我試圖使用sed刪除空行： post sed '/^$/d' but I have no luck with it. 但我沒有運氣。 this For example, I have these lines: 例如，我有這些行： sp

>>阅读原文<<