Rust Get Result From Future. For this a forEach is called on the map. This document assumes that the reader is familiar with Result which is covered in the second edition of The Rust Programming Language.
This isnt too bad but imagine that you want to chain more futures. The Future trait from futures represents an asynchronous operation that can fail or succeed producing a value either way. Async functions differ in one important way.
The Future trait from futures represents an asynchronous operation that can fail or succeed producing a value either way.
You can chain functions onto that result transform it handle errors merge it with other futures and perform many other computations on it. Futures in rust allow you to define a task like a network call or computation to be run asynchronously. Aaron1011 wants to merge 5 commits into rust-lang. Print the numbers on each line of a string multiplied by two.