shell中if判断用法？？
shell的if语句中有没有这种用法：
if $1 in ('01,'02','03') then
do something
fi


如果没有那该怎么判断这样的语句？？？

[解决办法]
for var in 01 02 02;do
if [ "$var" = "$1" ];then
do something;
fi
done
[解决办法]
chinaunix :shell基础十二篇
[解决办法]
if [ "$1" = "01" -o "$1" = "02" -o "$1" = "03" ]; then