// 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"(?m)^([A-Z]+):\s+([A-Z]+)\s*(.*)$").unwrap();
let string = "CLRFCB:
FCB: EQU 5CH
SYSTEM: EQU 5
OPEN: EQU 15
CLOSE: EQU 16
SETDMA: EQU 26
CREATE: EQU 22
DELETE: EQU 19
READ: EQU 20
WRITE: EQU 21
PRNBUF: EQU 9
MOV SP,STACK
MOV DX,HEADER
MOV CL,9
CALL SYSTEM
MOV BX,FCB+12
XOR AL,AL
MOV CH,4
CLRFCB:
MOV [BX],AL";
// 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/