Unix how many lines

Use the nl command line numbering filter to get each line numbered. The syntax for the command is:. Not so direct way to get line count. But you can use awk or sed to get the count from last line. For example:. Say, the following command will display the count of newlines in a file.

In the output the first filed assigned as count and second field is the name of file. Type the following command to count the words in a file. TecMint is the fastest growing and most trusted community site for any kind of Linux Articles, Guides and Books on the web. Millions of people visit TecMint! If you like what you are reading, please consider buying us a coffee or 2 as a token of appreciation. We are thankful for your never ending support.

Using wc to count lines can very well lead to miscounts, depending on the EOF of your input file. You can use grep to count lines just as in the example above. This solution is both more robust and precise, and it supports all the different flavors of what a line in your file could be:.

If all you want is the number of lines and not the number of lines and the stupid file name coming back :. Write each FILE to standard output, with line numbers added. I prefer it over the accepted answer because it does not print the filename, and you don't have to use awk to fix that.

Accepted answer:. I will probably be using that from now on. It's slightly shorter than my way. I am putting up my old way of doing it in case anyone prefers it.

The output is the same with those two methods. I saw this question while I was looking for a way to count multiple files lines, so if you want to count multiple file lines of a. Or count all lines in subdirectories with a file name pattern e. Just add the following snippet to your. To do more filtering for example want to count to the number of commented lines from the file use grep ' ' Filename.

As others said wc -l is the best solution, but for future reference you can use Perl:. It doesn't trip up on certain binary files the way BSD wc does. At least it's still somewhat usable performance. On the other hand, BSD tail is slow as Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to count lines in a document? Ask Question. Asked 11 years, 4 months ago. Active 8 days ago. Viewed 1.

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