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这段Shell 运行,输入的参数为19,则提示command not found,请大虾们指点一下,thanks~~
liangmingzhang@ubuntu:~$ vim number
if [ "$#" -ne 1 ]
then
echo "usage: number"
exit 1
fi
case "$1"
in
0) echo zero;;
1) echo one;;
2) echo two;;
3) echo three;;
4) echo four;;
5) echo five;;
6) echo six;;
7) ehco seven;;
ehco eight;;
9) ehco nine;;
*) ehco wroing;;
esac
~
~
~
"number" 21L, 258C written
liangmingzhang@ubuntu:~$ ./number 4
four
liangmingzhang@ubuntu:~$ ./number 19
./number: line 19: ehco: command not found
liangmingzhang@ubuntu:~$
[ 本帖最后由 ttplayer2006 于 2009-11-14 14:41 编辑 ] |
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