How do you add an output to an existing file?

How do you append an output to a file?

Append to a File using the Redirection Operator ( >> ) The >> redirection operator appends the output to a given file. There are a number of commands that you can use to print text to the standard output and redirect it to the file, with echo and printf being the most used ones.

How do I add an output to a file in Windows?

From the command prompt (typically best to run from a “Run as Administrator” prompt). You can then append a > <FILE_LOCATION_HERE> to the end of the file. If you want to output additional commands later to the same file, you can append >> at the end to add the output of the command you just ran to the same file.

How do I add output to a file in Linux?

Append Text Using >> Operator The >> operator redirects output to a file, if the file doesn't exist, it is created but if it exists, the output will be appended at the end of the file. For example, you can use the echo command to append the text to the end of the file as shown.