Rust programming video tutorial (Advanced) – 024_ 3 syntax of all modes 3

Video address Headline address:https://www.ixigua.com/i677586170644791348…Station B address:https://www.bilibili.com/video/av81202308/ Source address GitHub address:https://github.com/anonymousGiga/learn_rus… Explanation content 1. Ignore values in mode(1) Use_ Ignore entire valueexample: fn foo(_: i32, y: i32) { println!(“This code only uses the y parameter: {}”, y); } fn main() { foo(3, 4); } Note: placeholders are used for parameters in the function, mainly when implementing […]