输入一个文件路径判断是否存在，并统计文件的行数（不用wc命令统计）

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

本文转自 张玉坡 51CTO博客，原文链接:http://blog.51cto.com/fighter/463090