How can I get line numbers in cat?

How can I get line numbers in cat?

Linux cat -n command (to display line numbers)

The ‘cat -n’ option displays line numbers in front of each line in a file. Syntax: cat -n <fileName>

How do I show line numbers in Linux?

To do so:

1. Press the Esc key if you are currently in insert or append mode.
2. Press : (the colon). The cursor should reappear at the lower left corner of the screen next to a : prompt.
3. Enter the following command: set number.
4. A column of sequential line numbers will then appear at the left side of the screen.

How do I count the number of lines in output Linux?

How to Count lines in a file in UNIX/Linux

1. The “wc -l” command when run on this file, outputs the line count along with the filename. $ wc -l file01.txt 5 file01.txt.
2. To omit the filename from the result, use: $ wc -l < file01.txt 5.
3. You can always provide the command output to the wc command using pipe. For example:

How do I see the last 10 lines of a file in Linux?

To display the last part of the file, we use the tail command in the Linux system. The tail command is used to display the end of a text file or piped data in the Linux operating system. By default, it displays the last 10 lines of its input to the standard output. It is also complementary of the head command.

How do I print line numbers in shell script?

1. awk : $>awk ‘{if(NR==LINE_NUMBER) print $0}’ file.txt.
2. sed : $>sed -n LINE_NUMBERp file.txt.
3. head : $>head -n LINE_NUMBER file.txt | tail -n + LINE_NUMBER Here LINE_NUMBER is, which line number you want to print. Examples: Print a line from single file. To print 4th line from the file then we will run following commands.

How do I print the last 5 lines of a file in Linux?

To look at the last few lines of a file, use the tail command. tail works the same way as head: type tail and the filename to see the last 10 lines of that file, or type tail -number filename to see the last number lines of the file.

How do I show line numbers in a text file?

How to Get Line Numbers in Notepad on Windows 10 [Tutorial] – YouTube

What is the count command in Linux?

1. The easiest way to count files in a directory on Linux is to use the “ls” command and pipe it with the “wc -l” command.
2. In order to count files recursively on Linux, you have to use the “find” command and pipe it with the “wc” command in order to count the number of files.

How do I show the first 10 lines of a file in Linux?

Type the following head command to display first 10 lines of a file named “bar.txt”:

1. head -10 bar.txt.
2. head -20 bar.txt.
3. sed -n 1,10p /etc/group.
4. sed -n 1,20p /etc/group.
5. awk ‘FNR <= 10’ /etc/passwd.
6. awk ‘FNR <= 20’ /etc/passwd.
7. perl -ne’1..10 and print’ /etc/passwd.
8. perl -ne’1..20 and print’ /etc/passwd.

How do I get last 20 lines in Linux?

To display last 20 lines of a file linux use the tail command. Displays the last 20 lines. The default is 10 if you leave out the -n option. Displays the last 100 bytes of the file ( without reguard for the lines).

How do I show the last 50 lines of a file in Linux?

How do I show line numbers in bash?

Bash Using cat Display line numbers with output
Use the –number flag to print line numbers before each line. Alternatively, -n does the same thing. To skip empty lines when counting lines, use the –number-nonblank , or simply -b .

How do I print a 5th line in Unix?

5 Sed ADDRESS Format Examples

1. This will match only Nth line in the input.
2. M~N with “p” command prints every Nth line starting from line M.
3. M,N with “p” command prints Mth line to Nth line.
4. $ with “p” command matches only the last line from the input.
5. N,$ with “p” command prints from Nth line to end of file.

How do I see the last 20 lines of a file in Linux?

How do I see the last 10 lines of a file in Unix?

head -15 /etc/passwd
To look at the last few lines of a file, use the tail command. tail works the same way as head: type tail and the filename to see the last 10 lines of that file, or type tail -number filename to see the last number lines of the file. Try using tail to look at the last five lines of your .

How do I print line numbers in grep?

The -n ( or –line-number ) option tells grep to show the line number of the lines containing a string that matches a pattern. When this option is used, grep prints the matches to standard output prefixed with the line number.

How do you count lines in Unix?

The tool wc is the “word counter” in UNIX and UNIX-like operating systems, but you can also use it to count lines in a file by adding the -l option. wc -l foo will count the number of lines in foo .

How do I count the number of lines in a text file?

To do this, follow the steps below.

1. Edit the file you want to view line count.
2. Go to the end of the file. If the file is a large file, you can immediately get to the end of the file by pressing Ctrl + End on your keyboard.
3. Once at the end of the file, the Line: in the status bar displays the line number.

How do I show the first 5 lines in Linux?

To look at the first few lines of a file, type head filename, where filename is the name of the file you want to look at, and then press <Enter>. By default, head shows you the first 10 lines of a file. You can change this by typing head -number filename, where number is the number of lines you want to see.

How do I find the first 100 lines in Linux?

How do I print line numbers?

The __LINE__ macro expands into an integral line number (the presumed line number within the source file) so you can pretty well use it anywhere an integer is usable: printf (“This line is %d. \n”, __LINE__); From C11 6.10.

How do you cat first 10 lines of a file?

How do I print a 6th line in Unix?

# sed -n ‘/PATTERN/,Np’ filename
For example, following prints lines which matches the pattern to Nth line, from input. 3rd line matches the pattern “Hardware”, so it prints from 3rd line to 6th line.

How can I get line number?

On the Page Layout tab, in the Page Setup group, click Line Numbers. Click Line Numbering Options, and then click the Layout tab. In the Apply to list, click Selected sections. Click Line Numbers.

How do you find line numbers?

Go to View and select Status Bar. Enter text and move the cursor to the line you want to find the number for. Look at the bottom in the status bar and you will see the line number.