我正在尝试获取系统输入并检查用户是否输入了是或否.我的字符串转换是错误还是什么?if块不执行.
use std::io;
fn main() {
let mut correct_name = String::new();
io::stdin().read_line(&mut correct_name).expect("Failed to read line");
if correct_name == "y" {
println!("matched y!");
} else if correct_name == "n" {
println!("matched n!");
}
}
Run Code Online (Sandbox Code Playgroud) 我正在 Windows 上使用 mingw 运行 Rust(可能是我的第一个错误,但我不会放弃)。我下载了 64 位的所有内容,当我构建项目时,我得到了
error: linking with `gcc` failed: exit code: 1
note: gcc '-Wl,--enable-long-section-names' '-fno-use-linker-plugin' '-Wl,--nxcompat' '-static-libgcc' '-m64' '-L' 'C:\R
ust\bin\rustlib\x86_64-pc-windows-gnu\lib' '-o' 'C:\Users\jay\projects\hello_world\target\hello_world.exe' 'C:\Users\jay
\projects\hello_world\target\hello_world.o' '-Wl,--gc-sections' 'C:\Users\jay\projects\hello_world\target\deps\libglfw-5
007f9fddc425da6.rlib' 'C:\Users\jay\projects\hello_world\target\deps\libbitflags-57b03d5337bba57b.rlib' 'C:\Users\jay\pr
ojects\hello_world\target\deps\libsemver-693b3d5412b8e4b9.rlib' 'C:\Users\jay\projects\hello_world\target\deps\liblog-4e
79c2d7625e8c6f.rlib' 'C:\Rust\bin\rustlib\x86_64-pc-windows-gnu\lib\libstd-4e7c5e5c.rlib' 'C:\Rust\bin\rustlib\x86_64-pc
-windows-gnu\lib\libcollections-4e7c5e5c.rlib' 'C:\Rust\bin\rustlib\x86_64-pc-windows-gnu\lib\libunicode-4e7c5e5c.rlib'
'C:\Rust\bin\rustlib\x86_64-pc-windows-gnu\lib\librand-4e7c5e5c.rlib' 'C:\Rust\bin\rustlib\x86_64-pc-windows-gnu\lib\lib
alloc-4e7c5e5c.rlib' 'C:\Rust\bin\rustlib\x86_64-pc-windows-gnu\lib\liblibc-4e7c5e5c.rlib' 'C:\Rust\bin\rustlib\x86_64-p
c-windows-gnu\lib\libcore-4e7c5e5c.rlib' '-L' 'C:\Users\jay\projects\hello_world\target' '-L' 'C:\Users\jay\projects\hel
lo_world\target\deps' '-L' 'C:\Rust\bin\rustlib\x86_64-pc-windows-gnu\lib' '-L' 'C:\Users\jay\projects\hello_world\.rust
\bin\x86_64-pc-windows-gnu' '-L' 'C:\Users\jay\projects\hello_world\bin\x86_64-pc-windows-gnu' '-Wl,--whole-archive' '-W
l,-Bstatic' '-Wl,--no-whole-archive' '-Wl,-Bdynamic' '-lglfw3' '-lopengl32' '-lgdi32' '-lws2_32' '-lcompiler-rt'
note: ld: cannot find -lglfw3
error: aborting due to previous …
Run Code Online (Sandbox Code Playgroud)