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PUBLIC MARKS from realmip with tags command & regexp

28 January 2007 14:30

快速的修改一大票文字檔案 - CreMaker's in-life Blog

s 表示 substitute(替換) 的意思，而 g 表示 global，如沒加上這個 g 符號的話，在同一行只會修改第一個 match 到的字串。如在同一行有 "123 123" 這樣的字串，想將 123 改成 321，沒使用 g 這個符號，那麼只會修改第一個 123 字串。

sed regexp linux command

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