/Shell/Bash/Echo or cat into multiple files

Echo or cat into multiple files

# Use tee to read from standard input and write to standard output and files.
echo "hello" | tee -a file1 file2

or 

# can flip it around for heredoc: 
tee -a aaa bbb ccc << EOF contents ... EOF

Source: unix.stackexchange.com

Similar codes

-1 vote193 views1 answer
1password cli install
Shell/Bash
0 vote193 views1 answer
Install cuda on ubuntu
Shell/Bash
125 votes213 views6 answers
Git revert last commit
Shell/Bash
-2 votes190 views1 answer
Install apk using command
Shell/Bash
0 vote196 views1 answer
Wordpress api get posts
Shell/Bash
0 vote183 views1 answer
Valgrind memory leak
Shell/Bash
0 vote211 views1 answer
How to install gnome kali linux
Shell/Bash
0 vote185 views3 answers
Gunicorn
Shell/Bash
1 vote185 views1 answer
Bash how to trim every nth line
Shell/Bash
0 vote215 views4 answers
504 gateway time-out nginx/1.18.0 (ubuntu)
Shell/Bash