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shell初学者，不要见笑。请高手帮忙修正一下：
已知问题：
1.不能屏蔽英文字符和符号的输入。
2.减法错误。
一共两个文件，addrobot和numf
addrobot内容：
#!/bin/sh
clear
cat /dev/null > num.txt
cat /dev/null > numf.txt
while [ TRUE ]
do
clear
line=`wc -l num.txt|awk '{ print $1 }'`
sum=`awk 'BEGIN { sum = 0 } { sum = sum + $1} END { OFMT = "%.2f"; print sum/100; }' num.txt`
tput cup 25 20
echo $line行 总计：$sum
tput cup 1 8
echo ★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★
echo -----------------------------------------------------xlink-----------------
for x in 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
do
tput cup $x 4
echo 数据录入:
tput cup $x 14
read num
if [ $num = q 2>/dev/null ]
then
exit
elif [ -z $num ]
then
tput cup $x 14
echo "非法数值"
elif [ $num -eq 0 2>/dev/null ]
then
tput cup $x 14
echo "非法数值"
else
tput cup $x 40
echo $num>tmp
echo $num>>num.txt
No=`wc -l num.txt|awk '{print $1}'`
echo No.$No
line=`wc -l num.txt|awk '{ print $1 }'`
sum=`awk 'BEGIN { sum = 0 } { sum = sum + $1} END { OFMT = "%.2f"; print sum/100; }' num.txt`
tput cup 25 20
echo 共$line行 总计：$sum
tput cup $x 48
./numf
tput cup $x 14
fi
done
done
numf内容：
#!/bin/sh
n=`awk '{print length($1)}' tmp`
if [ $n = 1 ]
then read num<tmp
echo 0.0$num
echo 0.0$num>>numf.txt
elif [ $n = 2 ]
then read num<tmp
echo 0.$num
echo 0.$num>>numf.txt
elif [ $n = 3 ]
then read num<tmp
na=`echo $num|cut -c1`
nb=`echo $num|cut -c2-3`
echo ${na}.${nb}
echo ${na}.${nb}>>numf.txt
elif [ $n = 4 ]
then read num<tmp
na=`echo $num|cut -c1-2`
nb=`echo $num|cut -c3-4`
echo ${na}.${nb}
echo ${na}.${nb}>>numf.txt
elif [ $n = 5 ]
then read num<tmp
na=`echo $num|cut -c1-3`
nb=`echo $num|cut -c4-5`
echo ${na}.${nb}
echo ${na}.${nb}>>numf.txt
elif [ $n = 6 ]
then read num<tmp
na=`echo $num|cut -c1`
nb=`echo $num|cut -c2-4`
nc=`echo $num|cut -c5-6`
echo ${na},${nb}.${nc}
echo ${na},${nb}.${nc}>>numf.txt
elif [ $n = 7 ]
then read num<tmp
na=`echo $num|cut -c1-2`
nb=`echo $num|cut -c3-5`
nc=`echo $num|cut -c6-7`
echo ${na},${nb}.${nc}
echo ${na},${nb}.${nc}>>numf.txt
elif [ $n = 8 ]
then read num<tmp
na=`echo $num|cut -c1-3`
nb=`echo $num|cut -c4-6`
nc=`echo $num|cut -c7-8`
echo ${na},${nb}.${nc}
echo ${na},${nb}.${nc}>>numf.txt
elif [ $n = 9 ]
then read num<tmp
na=`echo $num|cut -c1`
nb=`echo $num|cut -c2-4`
nc=`echo $num|cut -c5-7`
nd=`echo $num|cut -c8-9`
echo ${na},${nb},${nc}.${nd}
echo ${na},${nb},${nc}.${nd}>>numf.txt
elif [ $n = 10 ]
then read num<tmp
na=`echo $num|cut -c1-2`
nb=`echo $num|cut -c3-5`
nc=`echo $num|cut -c6-8`
nd=`echo $num|cut -c9-10`
echo ${na},${nb},${nc}.${nd}
echo ${na},${nb},${nc}.${nd}>>numf.txt
elif [ $n = 11 ]
then read num<tmp
na=`echo $num|cut -c1-3`
nb=`echo $num|cut -c4-6`
nc=`echo $num|cut -c7-9`
nd=`echo $num|cut -c10-11`
echo ${na},${nb},${nc}.${nd}
echo ${na},${nb},${nc}.${nd}>>numf.txt
elif [ $n = 12 ]
then read num<tmp
na=`echo $num|cut -c1`
nb=`echo $num|cut -c2-4`
nc=`echo $num|cut -c5-7`
nd=`echo $num|cut -c8-10`
ne=`echo $num|cut -c11-12`
echo ${na},${nb},${nc},${nd}.${ne}
echo ${na},${nb},${nc},${nd}.${ne}>>numf.txt
elif [ $n = 13 ]
then read num<tmp
na=`echo $num|cut -c1-2`
nb=`echo $num|cut -c3-5`
nc=`echo $num|cut -c6-8`
nd=`echo $num|cut -c9-11`
ne=`echo $num|cut -c12-13`
echo ${na},${nb},${nc},${nd}.${ne}
echo ${na},${nb},${nc},${nd}.${ne}>>numf.txt
elif [ $n = 14 ]
then read num<tmp
na=`echo $num|cut -c1-3`
nb=`echo $num|cut -c4-6`
nc=`echo $num|cut -c7-9`
nd=`echo $num|cut -c10-12`
ne=`echo $num|cut -c13-14`
echo ${na},${nb},${nc},${nd}.${ne}
echo ${na},${nb}.${nc},${nd}.${ne}>>numf.txt
else
:
fi |
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发表于 2006-04-08 03:12
