快速备份
cp test.txt{,.bak}
ls -al test.txt* # 验证
1
2
2
创建文件夹
mkdir /app/{template,logs,package/src} -p
1
生成序列文件内容
for i in {1..3}; do echo $i > $i;done
1
ma-xx Blog ma-xx Blog cp test.txt{,.bak}
ls -al test.txt* # 验证
mkdir /app/{template,logs,package/src} -p
for i in {1..3}; do echo $i > $i;done