• mac终端常用命令大全


    目录操作

    命令名                       功能描述                                             使用举例

    mkdir                        创建一个目录                                       mkdir dirname

    rmdir                         删除一个目录                                       rmdir dirname

    mvdir                        移动或重命名一个目录                         mvdir dir1 dir2

    cd                             改变当前目录                                       cd dirname

    pwd                          显示当前目录的路径名                          pwd

    ls                              显示当前目录的内容                             ls -la

     

    文件操作

    命令名                                 功能描述                                  使用举例

    cat                                      显示或连接文件                       cat filename

     

     

    od                                       显示非文本文件的内容            od -c filename

    cp                                      复制文件或目录                        cp file1 file2

    rm                                     删除文件或目录                         rm filename

    mv                                    改变文件名或所在目录               mv file1 file2

     

    find                                  使用匹配表达式查找文件             find . -name "*.c" -print

    file                                  显示文件类型                                file filename

    选择操作

    命令名                             功能描述                                       使用举例

    head                              显示文件的最初几行                       head -20 filename

    tail                                 显示文件的最后几行                       tail -15 filename

    cut                                显示文件每行中的某些域                 cut -f1,7 -d: /etc/passwd

    colrm                            从标准输入中删除若干列                  colrm 8 20 file2

     

    diff                                比较并显示两个文件的差异                diff file1 file2

     

     

    sort                             排序或归并文件                                      sort -d -f -u file1

    uniq                           去掉文件中的重复行                                  uniq file1 file2

    comm                        显示两有序文件的公共和非公共行              comm file1 file2

    wc                            统计文件的字符数、词数和行数                    wc filename

    nl                             给文件加上行号                                         nl file1 >file2

     

     

     

     

    进程操作

    命令名                     功能描述                                                 使用举例

    ps                           显示进程当前状态                                     ps u

    kill                         终止进程                                                     kill -9 30142

     

     

    时间操作

    命令名                           功能描述                                            使用举例

    date                    显示系统的当前日期和时间                           date

    cal                                   显示日历                                       cal 8 1996

    time                         统计程序的执行时间                            time a.out

    网络与通信操作

    命令名                                功能描述                                       使用举例

    telnet                                  远程登录                                 telnet hpc.sp.net.edu.cn

    rlogin                                 远程登录                                 rlogin hostname -l username

    rsh                       在远程主机执行指定命令                             rsh f01n03 date

    ftp                   在本地主机与远程主机之间传输文件                ftpftp.sp.net.edu.cn

    rcp                 在本地主机与远程主机 之间复制文件               rcp file1 host1:file2

    ping                   给一个网络主机发送 回应请求                   ping hpc.sp.net.edu.cn

    mail                          阅读和发送电子邮件                                          mail

    write                      给另一用户发送报文                                  write username pts/1

    mesg                    允许或拒绝接收报文                                                 mesg n

    Korn Shell 命令              

     命令名                                 功能描述                                        使用举例

    history               列出最近执行过的 几条命令及编号                       history

    r                         重复执行最近执行过的 某条命令                            r -2

    alias                            给某个命令定义别名                                  alias del=rm -i

    unalias                     取消对某个别名的定义                                  unalias del

    其它命令

    命令名                                  功能描述                                         使用举例

    uname                     显示操作系统的有关信息                              uname -a

    clear                       清除屏幕或窗口内容                                        clear

    env                        显示当前所有设置过的环境变量                         env

    who                       列出当前登录的所有用户                                    who

    whoami                  显示当前正进行操作的用户名                              whoami

    tty                         显示终端或伪终端的名称                                         tty

    stty                         显示或重置控制键定义                                        stty -a

    du                                  查询磁盘使用情况                         du -k subdir
    df /tmp                          显示文件系统的总空间和可用空间

    w                                  显示当前系统活动的总信息

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