Linux Ed Command

Source: Internet
Author: User

$ ed              <- 激活 ed 命令  a                 <- 告诉 ed 我要编辑新文件  My name is Titan. <- 输入第一行内容  And I love Perl very much. <- 输入第二行内容  .                 <- 返回 ed 的命令行状态  i                 <- 告诉 ed 我要在最后一行之前插入内容  I am 24.          <- 将“I am 24.”插入“My name is Titan.”和“And I love Perl very much.”之间  .                 <- 返回 ed 的命令行状态  c                 <- 告诉 ed 我要替换最后一行输入内容  I am 24 years old. <- 将“I am 24.”替换成“I am 24 years old.”(注意:这里替换的是最后输的内容)  .                 <- 返回 ed 的命令行状态  w readme.text     <- 将文件命名为“readme.text”并保存(注意:如果是编辑已经存在的文件,只需要敲入 w 即可)  q                 <- 完全退出 ed 编辑器

Linux Ed Command

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