輸入一個檔案路徑判斷是否存在，并統計檔案的行數（不用wc指令統計）

vim statistic.sh

#!/bin/bash

read -p "please assign a file:" MYFILE

if [ -e $MYFILE -a -f $MYFILE ];then

let C=0

while read LINE; do

  let C++

done < $MYFILE

echo "There are $C lines in $MYFILE"

else

exit 5

fi

本文轉自 張玉坡 51CTO部落格，原文連結:http://blog.51cto.com/fighter/463090