How to add a text at the beginning of a text files in a folder?

Shell Programming and Scripting
1

how to add a text ( surya) at the beginning of a text files (so many) in folder

text file:

111111
555555
666666

result:

surya
111111
555555
666666
2 
sed -i '1i\Surya' file
3

You could use a for/while loop with above command.

4 
(echo "Surya"; cat file) > newfile
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