rust_demos 0.1.0

Aa demo crate
Documentation 
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use std::fs;
fn main(){
	/*let content=fs::read_to_string("src/issue.txt").expect("Failed to read");
	println!("{}",content);*/

	let content=fs::read_to_string("src/issue.txt").
				unwrap_or_else(|error|{
					println!("Unable to read the file");
					std::process::exit(1)
				});
	println!("{}",content);
}