Bash HereDoc, also known as Here Document, is an input redirection feature that allows you to enter multiline inputs to a command or a script. HereDoc works with `cat`, `tee`, variables, and special characters in Bash, making it useful when executing large blocks of code. This article explains how to use the Bash HereDoc to redirect multiline inputs to commands such as `cat`. A HereDoc uses the following syntax in Bash. ``` [COMMAND] << 'DELIMITER' DELIMITER ``` In the above command: * `COMMAND`......