Tutorial by Examples

You can access the command line arguments passed to your program using the std::env::args() function. This returns an Args iterator which you can loop over or collect into a Vec. Iterating Through Arguments use std::env; fn main() { for argument in env::args() { if argument == &qu...

For larger command line programs, using std::env::args() is quite tedious and difficult to manage. You can use clap to handle your command line interface, which will parse arguments, generate help displays and avoid bugs. There are several patterns that you can use with clap, and each one provides ...