文件操作CLI Manual
$touch
Create empty files or update file access and modification timestamps.
命令语法POSIX Standard
touch [OPTIONS] FILE...在交互式终端沙盒中实时运行
无需安装的客户端实时仿真环境。
bash — terminal
AST Sandbox (Free)
概述与工作原理
`touch` is the standard tool for quickly creating empty placeholder files or updating the access and modification timestamps of existing files to the current system time.
常用参数与选项说明
| Flag / Option | Description |
|---|---|
| -a | Change only the access time. |
| -m | Change only the modification time. |
| -c | Do not create any files if they do not already exist. |
实际生产案例与代码范例
#1Create multiple new empty files
touch server.js config.json .env && ls -lCreates three empty files in the current folder.