Linux command
littler 命令
文本
复制后可按需替换文件名、目录或参数。
常用示例
Run R expression
r -e "print('Hello')"
Run R script
r [script.R]
Install package
r -e "install.packages('[package]')"
Pipe data to R
echo "[1,2,3]" | r -e "sum(scan())"
Run with arguments
r [script.R] [arg1] [arg2]
说明
littler (r) provides a shebang-capable scripting interface for R. It allows running R code from the command line and in scripts, making R more accessible for shell scripting and automation. littler starts faster than R --vanilla by avoiding R's full initialization.
参数
- -e _expr_
- Evaluate expression.
- -p
- Print result.
- -l _package_
- Load package.
- -i
- Interactive mode.
- -n
- No implicit printing.
- -t
- Use temporary directory.
- -v
- Verbose output.
FAQ
What is the littler command used for?
littler (r) provides a shebang-capable scripting interface for R. It allows running R code from the command line and in scripts, making R more accessible for shell scripting and automation. littler starts faster than R --vanilla by avoiding R's full initialization.
How do I run a basic littler example?
Run `r -e "print('Hello')"` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does -e _expr_ do in littler?
Evaluate expression.