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How to search in man command

The online Reference Manual man pages provide detailed descriptions and usage of the commands. You can use the man command to display the man page entry that explains a given command. The syntax of the man command is as follows. The online man page entries are organized into sections based on the type or usage of the command or file. For example, Section 1 contains user commands, and Section 4 contains information about various file formats. To look up a specific section of the man page, use the man command with the -s option, followed by the section number, and the command or file name.

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Master the command line: How to use man pages

The online Reference Manual man pages provide detailed descriptions and usage of the commands. You can use the man command to display the man page entry that explains a given command.

The syntax of the man command is as follows. The online man page entries are organized into sections based on the type or usage of the command or file. For example, Section 1 contains user commands, and Section 4 contains information about various file formats.

To look up a specific section of the man page, use the man command with the -s option, followed by the section number, and the command or file name. The table below shows the section numbers of the manual followed by the types of pages they contain. The number in parentheses reflects the section where the man page is located.

When you are unsure of the name of a command, you can use the man command with the -k option and a keyword to search for matching man page entries. The man command output provides a list of commands and descriptions that contain the specified keyword.

For example, using the man command, view commands containing the syslog keyword. You May Also Like.

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Is it some kind of arcane knowledge, handed down only to initiates after grueling initiations? Well, no. Actually, anyone can learn about Terminal commands, if they know where to look. The key to Terminal wisdom is the man command.

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By using our site, you acknowledge that you have read and understand our Cookie Policy , Privacy Policy , and our Terms of Service. It only takes a minute to sign up. Pay attention to the section number: Suppose you want help on printf. The bash version of printf is in section 1, the C version is in section 3 or 3C.

How to effectively use Man Pages under Linux

Command line users are undoubtedly familiar with man pages, or manual pages, that contain details, help , and documentation to specified commands and functions. Referencing a man page can be essential when trying to learn proper syntax or how a command works, but with how large some manual pages are it can be a real drag to scroll through the entire man page to try and find a relevant portion. Note the flag is a capital -K, the string can be anything. Any matches to the syntax in the current man page will be highlighted. And for those who use Terminal app, remember you can also search and launch manual pages from the Terminal Help menu directly, which would then allow you to use the aforementioned string search to look within a help doc to get further details. Enjoy this tip? Subscribe to the OSXDaily newsletter to get more of our great Apple tips, tricks, and important news delivered to your inbox! Enter your email address below:. But ManOpen handles almost everything else beautifully.

Linux man command

A man page short for manual page is a form of software documentation usually found on a Unix or Unix-like operating system. Topics covered include computer programs including library and system calls , formal standards and conventions, and even abstract concepts. A user may invoke a man page by issuing the man command. By default, man typically uses a terminal pager program such as more or less to display its output. Because man pages are distributed together with the software they document, they are a more favourable means of documenting software compared to out-of-band documentation like web pages , as there is a higher likelihood for a match between the actual features of the software to the documented ones.

The command used to display them is man. In spite of their scope, man pages are designed to be self-contained documents, consequentially limiting themselves to referring to other man pages when discussing related subjects.

The man utility displays the manual page entitled name. Pages may be selected according to a specific category section or machine architecture subsection. When using -c , most terminal devices are unable to show the markup.

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On Linux and other Unix -like operating systems , man is the interface used to view the system's reference manuals. Each argument given to man is normally the name of a program , utility or function. The manual page associated with each of these arguments is then found and displayed. A section number, if provided, will direct man to look only in that section of the manual.

A very useful aspect of the Linux command line is that the documentation for almost all command line tools is easily accessible. These documents are known as man pages, and you can easily access them through the command line using the man command. In this tutorial, we will discuss the basics of man using some easy to understand examples. But before we do that, it's worth mentioning that all examples in this article have been tested on Ubuntu The man command gives users access to manual pages for command line utilities and tools.

apropos (Unix)

By using our site, you acknowledge that you have read and understand our Cookie Policy , Privacy Policy , and our Terms of Service. Ask Ubuntu is a question and answer site for Ubuntu users and developers. It only takes a minute to sign up. Patterns can be regular expressions , for example, you could search for the word "option" by typing. Another useful operation is Union , as in color colour , which finds every occurrence of either color or colour this is sometimes called boolean OR. If you are searching for strings containing some of these "reserved" characters like? The man program will open the first match, and after you close it with q , offer you to. But if you wanted to stick only to man options, it seems to be very roundabout.

Jun 23, - When looking for a certain word or phrase in the man page of Linux command, one can type '/' followed by the word or phrase to search for it. What I'd like to be  How to find available man chapter/section for a particular.

In computing , apropos is a command to search the man page files in Unix and Unix-like operating systems. It is particularly useful when searching for commands without knowing their exact names. The output is a list of all manual pages containing the search term in their name or description. This is often useful if one knows the action that is desired, but does not remember the exact command or page name.

Join , subscribers and get a daily digest of news, geek trivia, and our feature articles. Everything you need to know about Linux is in its man pages. But how can you find the man pages?

Section-num : Since a manual is divided into multiple sections so this option is used to display only a specific section of a manual. So this option gives the section in which the given command is present. In this example you can move through the manual pages sections i.

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Comments: 1
  1. JoJonos

    In it something is. Clearly, many thanks for the information.

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