// 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"(?i)(?P<Hex>(?<=.[^}{])#(?:[\dA-F]{6}|[\dA-F]{3})(?=\W[^}{]))+").unwrap();
let string = "#BED
{
color: #FfFdF8; background-color:#aef;
font-size: 123px;
background: -webkit-linear-gradient(top, #f9f9f9, #fff);
}
#Cab
{
background-color: #ABC;
border: 2px dashed #fff;
}
#dddd
Valid Hex Color Codes
#FFF
#025
#F0A1FB
Invalid Hex Color Codes
#fffabg
#abcf
#12365erff
#BED{ color: #FfFdF8; background-color:#aef; font-size: 123px;}#Cab{ background-color: #ABC; border: 2px dashed #fff;}
";
// result will be an iterator over tuples containing the start and end indices for each match in the string
let result = regex.captures_iter(string);
for mat in result {
println!("{:?}", mat);
}
}
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/