doc.rust-lang.org/nomicon/casts.html
casting from a larger integer to a smaller integer (e.g. u32 -> u8) will truncate casting from a smaller integer to a larger integer (e.g. u8 -> u32) will zero-extend if the source is unsigned sign-extend if the source is signed
Someone is wrong. Either nomicon or this article.
I'm wrong. I'll make some changes to the post.
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doc.rust-lang.org/nomicon/casts.html
casting from a larger integer to a smaller integer (e.g. u32 -> u8) will truncate
casting from a smaller integer to a larger integer (e.g. u8 -> u32) will
zero-extend if the source is unsigned
sign-extend if the source is signed
Someone is wrong. Either nomicon or this article.
I'm wrong. I'll make some changes to the post.