#!/bin/bash

usage()

{

    echo "usage:`basename $0` filenames"

}

totalline=0

#下面的语句中 $# 表示参数的个数

if [ $# -lt 2 ]

then

    usage

fi

while [ $# -ne 0 ]

do

    line=`cat $1 | wc -l`

echo "$1:${line}"

totalline=$ [ $totalline+$line ]

shift

done

echo "---------"

echo "total:${totalline}"

#!/bin/bash

ALL=false

HELP=false

FILE=false

VERBOSE=false

while getopts ahfvc: OPTION

do

    case $OPTION in

    a)

        ALL=true

        echo "ALL is $ALL"

        ;;

     h)

         HELP=true

         echo "HELP is $HELP"

         ;;

      f)

          FILE=true

          echo "FILE is $FILE"

          ;;

      v)

          VERBOSE=true

          echo "VERBOSE is $VERBOSE"

          ;;

      c)

           echo "c value is $c"

           ;;

      \?)

           c=$OPTARG

           echo "`basename $0` - [ a h f v ] - [ c value ] file"

           ;;

       esac

done