基本命令

1  ll
    2  cd /
    3  ll
    4  ls
    5  ls -lsh
    6  cd etc/
    7  ll
    8  cat profile
    9  ll
   10  cat ld.so.conf
   11  ll
   12  cd 
   13  cat .cshrc 
   14  ll
   15  ifconfig
   16  ping 127.0.0.1
   17  man
   18  echo
   19  echo 123
   20  echo wet sdf 
   21  echo hahaha.cod
   22  ll
   23  cd 
   24  cd Desktop/
   25  ll
   26  pwd
   27  vi test.txt
   28  echo test.txt 
   29  echo $te
   30  int i = 9
   31  i=9
   32  echo $i
   33  echo $shell
   34  echo $SEHLL
   35  ll
   36  date
   37  echo test.txt 
   38  echo $test.txt
   39  echo i
   40  echo $i
   41  b=8
   42  echo $b
   43  c = i + b
   44  c=i+b
   45  echo $c
   46  c=$i+$b
   47  echo $c
   48  date "+Z%Y-%m-%d"
   49  date "+%Y-%m-%d"
   50  date "%y-%m-%d"
   51  date +"%y-%m-%d"
   52  date +"%Y-%m-%d"
   53  ll
   54  ls -ls
   55  ls -lah
   56  ping www.baidu.com
   57  R
   58  ll
   59  s
   60  ls -l
   61  ll
   62  ls -lah
   63  ll
   64  ls -lah
   65  ll
   66  cat /etc/profile
   67  vi asd.sh
   68  chmod 777 asd.sh 
   69  ll
   70  ./asd.sh 
   71  ps -aux
   72  ps -a -u -x
   73  pidof sshd
   74  systemctl status sshd
   75  pidod sshd
   76  kill 
   77  pidof sshd
   78  kill 1659
   79  pidof sshd
   80  systemacl sshd
   81  systemctl sshd