Each word on a separate line

Question

I have a sentence like

This is for example

I want to write this to a file such that each word in this sentence is written to a s

Answer 1

Use the fmt command

>> echo "This is for example" | fmt -w1 > textfile.txt ; cat textfile.txt
This
is
for
example

For full description of fmt and its options, check out the related man page.