我的shell×××作

 #!/bin/bash

PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
export PATH
read -p  "please input your delete filename:" file
	test -e $file
	if [ "$?" -eq "0" ]; then
	 read -p "ni shi yao shan chu ma?(y/n)" yn ;
		  [ "$yn" == "y" ]; 
	   rm -rf $file |echo -e "删除成功！！！"  && exit 0
	fi