面试题答案
一键面试fn main() {
let result = divide(10, 2);
match result {
Ok(result) => println!("结果: {}", result),
Err(error) => println!("错误: {}", error),
}
}
fn divide(a: i32, b: i32) -> Result<i32, String> {
if b == 0 {
Err("除数不能为0".to_string())
} else {
Ok(a / b)
}
}