Truncate a file easily

> filename
To truncate a file easily, just redirect something empty with no commands.
Sample Output
[root@d7242 work]$ ls / > test.txt
[root@d7242 work]$ cat test.txt
bin
boot
dev
etc
home
lib
lib64
lost+found
media
misc
mnt
net
opt
proc
root
sbin
selinux
srv
sys
test
tftpboot
tmp
u01
usr
var
WEB-INF
[root@d7242 work]$ > test.txt
[root@d7242 work]$ cat test.txt
[root@d7242 work]$

0
2016-11-14 10:21:27

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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