mirror/rustlings
1
0
Fork 0
mirror of https://github.com/rust-lang/rustlings.git synced 2024-12-26 00:00:03 +03:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #94 from crd477/patch-1

Browse source 
Update functions5.rs
This commit is contained in:
olivia hugger 2018-10-27 00:42:19 +02:00 committed by GitHub
parent d4ab3f28cd 5045db700a
commit af8550f68c
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
functions/functions5.rs
View file

@ -42,6 +42,6 @@ fn square(num: i32) -> i32 {
// It happens because Rust distinguishes between expressions and statements: expressions return // It happens because Rust distinguishes between expressions and statements: expressions return
// a value based on its operand, and statements simply return a () type which behaves just like `void` in C/C++ language. // a value based on its operand, and statements simply return a () type which behaves just like `void` in C/C++ language.
// We want to return a value of `i32` type from the `square` function, but it is returning a `()` type... // We want to return a value of `i32` type from the `square` function, but it is returning a `()` type...
// They are not the same. There are two solusions: // They are not the same. There are two solutions:
// 1. Add a `return` ahead of `num * num;` // 1. Add a `return` ahead of `num * num;`
// 2. remove `;`, make it to be `num * num` // 2. remove `;`, make it to be `num * num`