--------------純輸出----------------1.sh

#!/bin/sh

echo -e "Hello!world!\a\n"
exit 0

--------------獲得用戶輸入----------------2.sh

#!/bin/sh

read -p "Please input your name:" name
echo -e "\nHello!$name"
exit 0

--------------日期計算昨天今天明天----------------3.sh

#!/bin/sh

yesterday=$(date --date='1 days ago' +%Y/%m/%d)
today=$(date +%Y%m%d)
tomorrow=$(date -d '1 days' +%Y-%m-%d)

echo -e "Yesterday is $yesterday"
echo -e "Today is $today"
echo -e "Tomorrow is $tomorrow"
exit 0

--------------100以內加減法計算游戲----------------4.sh

#!/bin/sh

declare -i rnd1=$RANDOM
declare -i rnd2=$RANDOM

op1=$(( $rnd1%100 ))
op2=$(( $rnd2%100 ))

if [ $op2 -gt $op1 ]; then
?? op3=$op2
?? op2=$op1
?? op1=$op3
fi

op4=$(( $op1%2 ))

if [ $op4 == 1 ]; then
?? result=$(( $op1+$op2 ))
?? read -p "$op1+$op2=" resp

?? if [ $result == $resp ]; then
????? echo " v"
?? else
????? echo " x"
?? fi
else
?? result=$(( $op1-$op2 ))
?? read -p "$op1-$op2=" resp

?? if [ $result == $resp ]; then
????? echo " v"
?? else
????? echo " x"
?? fi
fi

exit 0
--------------待續----------------

轉載于:https://www.cnblogs.com/xiandedanteng/p/3300058.html

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