Ubuntu修改命令提示符PS1教程(非常详细)
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>Ubuntu在使用命令的时候，有时需要修改命令提示符PS1，可很多人并不知道如何修改PS1，下面小编就给大家介绍下Ubuntu如何修改命令提示符PS1，一起来学习下吧。</p>
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<img style="max-width:100%!important;height:auto!important;"title="Ubuntu修改命令提示符PS1教程(非常详细)" alt="Ubuntu修改命令提示符PS1教程(非常详细)" ubuntu src="https://zhuji.jb51.net/uploads/img/202305/0c3c50c6b6e8d3945247ef9e790fcb29.jpg"></p>
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命令多行输入不方便也不直观，要想修改这个命令提示符。修改~/.bashrc文件中的PS1即可。</p>
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PS1是主要的提示符设置，在ubuntu一般为：</p>
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${debian_chroot：+（$debian_chroot）}/u@/h:/w/$</p>
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<strong> 具体的提示符，按分类含义如下：</strong></p>
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<strong> 主要信息：</strong></p>
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/u 当前登录用户名</p>
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/h 当前计算机名称（譬如ubuntu）</p>
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/H 当前计算机的域名全程，譬如（ubuntu.ubuntu.com）</p>
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/w 当前目录的完整路径。家目录会以~代替</p>
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/W 利用basename取得工作目录名称，所以只会列出最后一个目录</p>
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/$ 一般用户为$，root用户为》</p>
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时间显示</p>
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/t 当前时间（24小时制，HH:MM:SS 分别代表 小时：分钟：秒）</p>
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/T 当前时间（12小时制）</p>
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/@ 当前时间（AM/PM显示）</p>
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/d 当前日期</p>
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<strong> Shell信息：</strong></p>
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/v Bash版本</p>
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/V Bash的发布版本号</p>
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/S Shell名称</p>
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/！ Bash命令的历史编号</p>
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/j job序号</p>
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/l Shell的终端名称</p>
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我是直接将用户名和主机省略，修改第59行为第60行内容</p>
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56 if ［ “$color_prompt” = yes ］; then</p>
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57 PS1=‘${debian_chroot：+（$debian_chroot）}/［/033［01;32m/］/u@/h/［/033［00m/］：/［/033［01;34m/］/w/［/033［00m/］/$ ’</p>
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58 else</p>
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59 #PS1=‘${debian_chroot：+（$debian_chroot）}/u@/h:/w/$ ’</p>
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60 PS1=‘${debian_chroot：+（$debian_chroot）}［/w］/$ ’</p>
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61 fi</p>
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要让改变立即生效source ~/.bashrc即可</p>
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完成后，命令提示符变成：［~］$</p>
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上面就是Ubuntu修改命令提示符PS1的方法介绍了，修改命令提示符PS1后，系统命令的执行会方便很多，希望对你有所帮助。</p>
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