#ifelse_exam.sh脚本用于检查输入的字符串是否是一个当前目录 #!/bin/bash #测试用户输入是否为空,然后判断当前目录是否存在该文件 if [ "$1" ] then echo "What you input is not null" if [ -e "$1" ] then echo "The file $1 is existence!" else echo "The file $1 is not existence!" fi else echo "What you input is null!" fi
原文地址:http://11468437.blog.51cto.com/11458437/1862241