2024年10月11日 · nl command is a Unix/Linux utility that is used for numbering lines, accepting input either from a file or from STDIN. It copies each specified file to STDOUT , with line numbers appended before the lines.

nl is a Unix utility for numbering lines, either from a file or from standard input, reproducing output on standard output.

NL(1) User Commands NL(1) NAME top nl - number lines of files SYNOPSIS top nl [OPTION]... [FILE]... DESCRIPTION top Write each FILE to standard output, with line numbers added. With no FILE, or when FILE is -, read standard input.

2020年4月10日 · nl命令在linux系统中用来计算文件中行号。nl 可以将输出的文件内容自动的加上行号！其默认的结果与 cat -n 有点不太一样， nl 可以将行号做比较多的显示设计，包括位数与是否自动补齐 0 等等的功能。 1．

2021年3月13日 · On Unix-like operating systems, the nl command numbers the lines in a file. This page describes the GNU/Linux version of nl.

2021年8月26日 · The nl command is useful when you need to add line numbers to a file. Regardless of how your file is formatted or what kind of requirements you have with your line numbering, we’ve given you all the options you will need with the nl command in Linux.

2024年12月17日 · The nl command is a powerful tool in Unix-based systems used to number the lines of files or standard input (stdin). This command is especially useful for processing text files where you want to easily identify and reference particular lines by number.

nl是用于编号线的unix实用程序，无论是文件还是来自标准输入，可以对标准输出重现输出。 历史 nl 是自1987年第2期以来的 X/Open Protability Guide的一部分。

NL(1) User Commands NL(1) NAME nl - number lines of files SYNOPSIS nl [OPTION]... [FILE]... DESCRIPTION Write each FILE to standard output, with line numbers added. With no FILE, or when FILE is -, read standard input. Mandatory arguments …

linux operating system manual for nl section 1 of the unix.com man page documentation.