How to run a Command in Bash Script

If you want to run a bash command from within a bash script, you can simply run them as follows,

Example 1: Simple command with no argument

#!/bin/bash

whoami

Output:
c2cdev

Example 2: Simple command with arguments

#!/bin/bash

whoami

Output:
c2cdev

Example 3: Storing Command Output to Variable

#!/bin/bash

date_today=$(date +"%Y-%m-%d %H:%M:%S")

echo $date_today

Output:
2023-08-10 04:32:35