Question

How to find the position of the first occurrence of a substring in a string with Rust

Answer 1

fn main() {
    let str = "I bought running shoes, but they started running alone, now we are both happy";
    let substring = "running";

    // Find the position of the first occurrence of substring
    match str.find(substring) {
        Some(position) => println!("{}", position),
        None => println!("-1"),
    }
}




/*
run:

9

*/

 

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