心无二用 發表於 2023-11-14 00:00:00

CentOS下VIM实用基本操作技巧详解

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        文本编辑器有很多,图形模式下有gedit、kwrite等编辑器,文本模式下的编辑器有vi、vim(vi的增强版本)和nano。vi和vim是Linux系统中最常用的编辑器。有人曾这样的说过在世界上有三种人:一种是使用Vi的,另一种是使用是Emacs的,剩下的是第三种人。</p>
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        <strong><font color="#ff0000">(一)初级个性化配置你的vim</font></strong></p>
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        <strong>1、vim是什么?</strong></p>
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        vim是Vi IMproved,是编辑器Vi的一个加强版,一个极其强大并符合IT工程师(程序员、运维)习惯的编辑器。如果你是一名职业的SE,那么一定在寻找一款出色的能够自由定制、满足灵活编辑功能的编辑器。那么答案,就是vim或者Emacs。</p>
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        <strong>2、配置文件在哪?</strong></p>
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        Windows系统的配置文件是vim安装目录下的vimrc文件。</p>
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        Linux系统,RHEL和CentOS的配置文件是/etc/vimrc,Debian和Ubuntu的配置文件是/usr/share/vim/vimrc。</p>
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        Mac OS X的配置文件是/usr/share/vim/vimrc。</p>
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        <strong>3、vimRC中的RC是什么意思?</strong></p>
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        为什么把这么个没有意义的问题也列出来?原因很简单,就是我在接触vim之初第二个想问的问题就是这个(第一个就是上面的“1”)。一般在运行某个软件、环境或工具之初,要初始执行的一些命令,称为Run Commands,即RC。根据Wikipedia.org的记载,RC缩写的用法源自MIT的相容分时操作系统(Compatible Time-Sharing System,CTSS)[参考1]。所以以后如果你看到了SystemRC或者ScreenRC,也就知其缘由了。</p>
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        <strong>4、三种基本模式</strong></p>
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        在《大家来学vim》中提到vim有6+5种模式,但除了细分程度不同外,实际上常用的只有3种模式:Normal Mode、Insert Mode和Command-line Mode。</p>
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        从Normal Mode进入Insert Mode,可以按i、I、a、A、o、O、r、R即可。其中i和I表示插入(Insert),r和R表示替换(replace)。</p>
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        从Insert Mode进入Normal Mode,只需要按ESC键即可。</p>
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        从Normal Mode进入Command-line Mode,可以按“:”、“/”、“?”。其中“:”表示输入vim命令,“/”表示后面输入要向下搜索的字符串,“?”表示后面输入要向上搜索字符串。</p>
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        从Command-line Mode进入Normal Mode,只需要按ESC键即可了。</p>
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        你可以把Normal Mode理解为常态,进入其他任何一种模式,需要某种特殊方式,而从其他特殊模式回到Normal Mode,就按ESC键即可。</p>
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        <strong>5、vim中那些最最常用的配置</strong></p>
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        当你尝试去google一些其他人的vimrc配置时,你一定会找到一篇叫做《The ultimate vim configuration》的文章,不过它的作者,Amix后来在他的博客上提到[参考2],这份在google搜索vimrc会排在前十的vim配置文件,如今已经过时了,所以他提供了一些更新信息。</p>
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        (1)颜色设置</p>
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        syntax on       “开启代码高亮</p>
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        syntax off      “关闭代码高亮</p>
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        syntax enable   “开启代码高亮</p>
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        (2)搜索设置</p>
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        set hlsearch    “开启搜索高亮</p>
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        set nohlsearch  “关闭搜索高亮</p>
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        set incsearch   “输入搜索字符串的同时进行搜索</p>
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        set ignorecase  “搜索时忽略大小写</p>
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        (3)用户界面</p>
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        set showmode        “开启模式显示</p>
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        set ruler           “开启光标位置提示</p>
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        set number      “显示行号</p>
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        set nonu            “不显示行号</p>
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        set cursorline      “强调光标所在行</p>
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        set cmdheight=1 “命令部分高度为1</p>
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        (4)编辑辅助配置</p>
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        set autoindent      “自动缩进</p>
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        set noautoindent    “不自动缩进</p>
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        set smartindent     “智能缩进</p>
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        set autoread        “当文件在外部被改变时,vim自动更新载入</p>
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        set showmatch       “显示匹配的括号</p>
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        参考:</p>
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        Run Commands,http://en.wikipedia.org/wiki/Run_commands</p>
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        The Ultimate vim Configuration(vimRC),http://amix.dk/blog/post/19486</p>
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        <strong><font color="#ff0000">(二)常用的状态切换按键</font></strong></p>
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        1、Normal Mode -&gt; Insert Mode</p>
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        i 小写字母i,在光标位置插入</p>
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        a 小写字母a,在光标的下一个位置插入</p>
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        I 大写字母I,在光标所在行的第一个非空格处插入</p>
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        A 大写字母A,在光标所在行的最后一个字符处插入</p>
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        o 小写字母o,在光标所在行的下一行处插入新行</p>
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        O 大写字母O,在光标所在行的上一行处插入新航</p>
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        r 小写字母r,替换光标所在处的字符一次</p>
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        R 大写字母R,持续替换光标所在处的字符,直到按下ESC</p>
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        2、Normal Mode -&gt; Command-line Mode</p>
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        :w 保存文件</p>
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        :w! 强制保存文件(前提是用户有修改文件访问权限的权限)</p>
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        :q 退出缓冲区</p>
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        :q! 强制退出缓冲区而不保存</p>
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        :wq 保存文件并退出缓冲区</p>
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        :ZZ  保存文件并且退出</p>
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        :wq! 强制保存文件并退出缓冲区(前提是用户有修改文件访问权限的权限)</p>
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        :w &lt;filename&gt; 另存为名为filename文件</p>
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        :n1,n2 w &lt;filename&gt; 将n1行到n2行的数据另存为名为filename文件</p>
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        : x 如果文件有更改,则保存后退出。否则直接退出。</p>
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        3、Insert Mode -&gt; Normal Mode</p>
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        按下ESC键</p>
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        4、Command-line -&gt; Normal Mode</p>
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        按下ESC键</p>
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        <strong><font color="#ff0000">(三)常用光标移动按键</font></strong></p>
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        <strong>1、光标字符操作</strong></p>
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        j 向下</p>
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        k 向上</p>
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        h 向左</p>
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        l 向右</p>
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        $ 光标移动到行尾(End),注意要按Shift键</p>
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        0 光标移动到行首(Home)</p>
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        ^ 光标移动到行首第一个非空白字符(Home),注意要按Shift键</p>
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        <strong>2、光标词操作</strong></p>
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        w 光标移动到后一词的词首</p>
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        W 光标移动到后一词的词首且忽略标点符号</p>
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        e 光标移动到后一词的词尾</p>
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        E 光标移动到后一词的词尾且忽略标点符号</p>
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        b 光标移动到前一词的词首</p>
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        B 光标移动到前一词的词首且忽略标点符号</p>
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        <strong>3、光标句操作</strong></p>
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        ) 光标移动到后一句的句首</p>
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        ( 光标移动到前一句的句首</p>
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        % 配合“(”和“)”使用,寻找相匹配的另一半</p>
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        <strong>4、光标行操作</strong></p>
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        G 光标移动到文档的最后一行的第一个非空白字符</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        nG 光标移动到文档的第n行,相当于”:n”</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        gg 光标移动到文档的第1行的第一个非空白字符,相当于”1G”,也相当于”:1″</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        &lt;N&gt; 光标向下移动N行</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        <strong>5、光标段操作</strong></p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        } 光标移动到下一段的段首</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        { 光标移动到上一段的段首</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        % 配合“(”和“)”使用,寻找相匹配的另一半</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        <strong>6、光标页操作</strong></p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        Ctrl+f 向下翻页(Pagedown)</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        Ctrl+b 向上翻页(Pageup)</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        Ctrl+d 向下翻半页</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        Ctrl+u 向上翻半页</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        H 光标移动到目前显示页的第一行</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        M 光标移动到目前显示页的中间行</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        L 光标移动到目前显示页的最后一行</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        <strong>7、光标自由操作</strong></p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
        Ctrl+o 回到光标的上一位置</p>
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>
       
                        </p>
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