// #? - pretty-print the Debug formatting (adds linebreaks and indentation) // #x - precedes the argument with a 0x // #X - precedes the argument with a 0x // #b - precedes the argument with a 0b // #o - precedes the argument with a 0o assert_eq!(format!("Hello {:+}!"...
,Pretty print!!!println!("{:#?}", sex);//Structure(// "girl"// )// 阅读完整代码 // All std library types automatically are printable with {:?} and {:#?}:// But the user's custom structure requires explicit declarations that require `std::fmt::Debug` trait#[derive(Debug)]...
-W help Print 'lint' options and default settings -Z help Print unstable compiler options --help -v Print the full set of options rustc accepts 这边我们需要关注的是-Z help,看描述,是提供了一些不稳定的编译器选项,所谓不稳定,正如nightly编译器本身一样,等同于“开发者”属性,于是我们输入rustc -...
,它会自动加入换行和缩进来增强输出的可读性。 #[derive(Debug)]structFoo{x:i32,y:i32,}letfoo=Foo{x:1,y:2};println!("Simple debug:\n{:?}",foo);println!("Pretty debug:\n{:#?}",foo); Simple debug: Foo { x: 1, y: 2 } Pretty debug: Foo { x: 1, y: 2, } 关于调试,还可...
#[derive(Debug, Default)] struct Player { score: i32, } fn start_game(player_a: PlayerID, player_b: PlayerID, server: &mut HashMap<PlayerID, Player>) { // get players from server or create & insert new players if they don't yet exist ...
代码语言:javascript 复制 exportPYTHONPATH=$PYTHONPATH:/home/light/rust-master/src/etc 第四步:畅享rust-gdb 此时gdb -p pid,source /home/gpadmin/rust-master/src/etc/gdb_load_rust_pretty_printers.py,便可以像pgprint一样输出直观的结果。
note:informat strings you may be able to use`{:?}`(or {:#?} for pretty-print) instead 1. 似乎是告诉我们应该这样输出, 于是我们将打印修改为 println!("rec = {:?}",rectange1); 1. 运行后发现还是不行, 但是又给了一个提示 error[E0277]:`Rectangle`doesn't implement `std::fmt::Debug`...
launch.json文件大致如下: { "version": "0.2.0", "configurations": [ { "name": "Debug", "type": "gdb", "request": "launch", "target": "./target/debug/hello.exe", "cwd": "${workspaceRoot}" } ] } 然后在源文件中设断点,开始调试吧。
debug_assert_eq!(public_key[0], 0x04); let hash = keccak256(&public_key[1..]); Address::from_slice(&hash[12..]) } #[derive(Serialize, Deserialize, Debug)] pub struct Wallet { pub secret_key: String, pub public_key: String, ...
{staticrefRUN_TIME:tokio::runtime::Runtime=tokio::runtime::Builder::new().threaded_scheduler().enable_all().build().unwrap();}//URLconstDATA_URL_LIST:&str="https://swapi.dev/api/people/";//Response DTO#[derive(Default, Debug, Clone, PartialEq, Serialize, Deserialize)]pubstructResponse...