// include the latest version of the regex crate in your Cargo.toml
extern crate regex;
use regex::Regex;
fn main() {
let regex = Regex::new(r"(?x)[a-f\d\-]+ # Matches a-f, any digit, - (hyphen)
# ^ One or more times (+)
\/ # Matches a /
.+ # Matches any character one or more times
\. # Matches a . (dot)
(?i) # States that anything after this is case-insesitive
# ^ Inline Flag
(jpg|jpeg|gif|png) # Selects file extension
# ^ (either jpg, jpeg, gif, or png)
(?-i) # Removes Inline Flag").unwrap();
let string = "\"/stories/main_imagescache/20160319-1549-2202-5826/blueapronimage.jpg";
// result will be a tuple containing the start and end indices for the first match in the string
let result = regex.captures(string);
let (start, end) = match result {
Some((s, e)) => (s, e),
None => {
// ...
}
};
println!("{}", &string[start, end]);
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Rust, please visit: https://docs.rs/regex/latest/regex/