How can i add a string to the beginning of every line in a file with sed?

Question

I have a file which has 7375 lines and i need to add ls -l to the beginning of every line. How could i do this with sed?

`sed '/^/ls -l /' my_file` ? – Stephen Rauch Aug 11 '17 at 13:16 — Stephen Rauch, Aug 11 '17 at 13:16

score 1 · Accepted Answer · answered Aug 11 '17 at 13:34

1

Search for the beginning of a line with ^ and replace it with your desired string ls -l with sed's s/search/replace/

Your command would look like:

$ sed 's/^/ls -l /' file

answered Aug 11 '17 at 13:34

John Goofy

1 Answers1