Question

How to remove the last word from a string with Rust

Answer 1

fn main() {
    let s = "rust c c++ rust python java rust";
    
    let last_space_index = s.rfind(' ').unwrap();
    let s = &s[..last_space_index];
    
    println!("{}", s);
}


  
/*
run:

rust c c++ rust python java

*/

 

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