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#/secondin/secondfirstsh
echo “please enter two numseconder”
read first
read second
if test $first -eq $second
then echo “NO.1 = NO.2″
elif test $first -gt $second //判定其是否大于
then echo “NO.1 > NO.2″
else echo “NO.1 < NO.2″
fi
例2.查找/root/目录下是否存在该文件
#/secondin/secondfirstsh
echo “enter first file nfirstme:”
read first
if test -e /root/$first //其中的-e 代表存在这个文件
then echo “the file is exist!”
else echo “the file is not exist!”
fi
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原文地址:http://www.cnblogs.com/haoxing990/p/4627608.html