src/doc/reference/src/types/inferred.md

   1 # Inferred type
   2
   3 > **<sup>Syntax</sup>**\
   4 > _InferredType_ : `_`
   5
   6 The inferred type asks the compiler to infer the type if possible based on the
   7 surrounding information available. It cannot be used in item signatures. It is
   8 often used in generic arguments:
   9
  10 ```rust
  11 let x: Vec<_> = (0..10).collect();
  12 ```
  13
  14 <!--
  15   What else should be said here?
  16   The only documentation I am aware of is https://rust-lang.github.io/rustc-guide/type-inference.html
  17   There should be a broader discussion of type inference somewhere.
  18 -->