let verbatim_here_string01: &str = r#"A \verbatim string\, line breaks in programming use \n and tabs \t"#;
let verbatim_here_string02: &str = r#"
A \multi-line\ string, in programming
line breaks use the characters \n
and for tabs we use the characters \t
"#;
let verbatim_here_string03: &str = r##"
Part number "#001": 1
Part number "#002": 2
Part number "#003": 3
"##;