sh command code example

Example 1: shell script sh

#!/bin/sh
# This is a comment!
echo Hello World	# This is a comment, too!

Example 2: how to run shell script

include 
#!/bin/bash (1st line inside yourfile.sh)

to run
./yourfile.sh

if you do not include that line
bash yourfile.sh

Example 3: how to run shell script

bash yourfile.sh