50种编程语言,一句 “Hello, World”!展现编程语言七十年发展!
时间:2020-09-28 17:42:02
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mod confinment { use std::os::raw::{c_char}; extern "C" { pub fn puts(txt: *const c_char); } } pub fn main() { unsafe { confinment::puts( std::ffi::CString::new("Hello, world!").expect("failed!").as_ptr() ); } }
原文:https://www.cnblogs.com/huya-edu/p/13745330.html
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