shell脚本之for in

格式
for 变量 in 字符串
do
    $变量
done

INSTALL_MOD_ALL="aa bb cc dd ee"
for sub in ${INSTALL_MOD}
do
    if [ -f  install-${sub}.sh ]
    then
        chmod +x ./install-${sub}.sh
        ./install-${sub}.sh $2
    fi
done