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Adam Dunlap 2017-01-01 16:03:48 -08:00 committed by Carol (Nichols || Goulding)
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src/ch13-00-functional-features.md
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### What is a closure ### What is a closure
In programming languages, a closure is a lot like a function. Like a function, closures contain code In programming languages, a closure is a lot like a function. Like a function, closures contain code
that is executed when the closure is called. The main difference, besides syntax, between closures and functions is that is executed when the closure is called. The main difference, besides syntax, between closures
that closures have *capture*. What this means is that a closure can use variables in its surrounding and functions is that closures have *capture*. What this means is that a closure can use variables
scope. Consider the following code: in its surrounding scope. Consider the following code:
```rust,ignore ```rust,ignore
fn main() { fn main() {