update at 2020-09-10 18:04:49 by ehlxr
parent
af12dad539
commit
f0b64dd81d
|
@ -568,7 +568,7 @@ fn main() {
|
||||||
// println!("{:?}", bt);
|
// println!("{:?}", bt);
|
||||||
|
|
||||||
// ---------------------------
|
// ---------------------------
|
||||||
println!("---------------------------");
|
println!("------------if let 条件表达式---------------");
|
||||||
let favorite_color: Option<&str> = None;
|
let favorite_color: Option<&str> = None;
|
||||||
let is_tuesday = false;
|
let is_tuesday = false;
|
||||||
let age: Result<u8, _> = "34".parse();
|
let age: Result<u8, _> = "34".parse();
|
||||||
|
|
Loading…
Reference in New Issue