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Update function-object/article.md #3749

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Update function-object/article.md
shallow-beach Aug 22, 2024
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punctuation
shallow-beach Aug 22, 2024
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clarify closure vs property
shallow-beach Aug 22, 2024
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5 changes: 2 additions & 3 deletions 1-js/06-advanced-functions/06-function-object/article.md
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Expand Up @@ -7,8 +7,7 @@ Every value in JavaScript has a type. What type is a function?

In JavaScript, functions are objects.

A good way to imagine functions is as callable "action objects". We can not only call them, but also treat them as objects: add/remove properties, pass by reference etc.

A good way to imagine functions is as callable "action objects". We can not only call them, but also treat them as objects: add/remove properties, pass by reference, etc.

## The "name" property

Expand Down Expand Up @@ -181,7 +180,7 @@ The `count` is now stored in the function directly, not in its outer Lexical Env

Is it better or worse than using a closure?

The main difference is that if the value of `count` lives in an outer variable, then external code is unable to access it. Only nested functions may modify it. And if it's bound to a function, then such a thing is possible:
The main difference is that if the value of `count` lives in an outer *variable* (i.e., closure), then external code is unable to access it; only nested functions may modify it. However if it's bound to a function as a *property*, then such a thing is possible:

```js run
function makeCounter() {
Expand Down