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Ilya Kantor 2017-03-19 17:09:37 +03:00
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1-js/04-object-basics/04-object-methods/article.md
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@ -11,7 +11,7 @@ let user = {
And, in the real world, a user can `act`: to select something from the shopping cart, to login, to logout etc.
Let's implement the same in Javascript using functions in properties.
Let's implement the same in JavaScript using functions in properties.
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@ -164,7 +164,7 @@ If we used `this.name` instead of `user.name` inside the `alert`, then the code
## "this" is not bound
In Javascript, "this" keyword behaves unlike most other programming languages. First, it can be used in any function.
In JavaScript, "this" keyword behaves unlike most other programming languages. First, it can be used in any function.
There's no syntax error in the code like that:
@ -227,7 +227,7 @@ Here we are not to judge whether this language design decision is good or bad. W
## Internals: Reference Type
```warn header="In-depth language feature"
This section covers advanced topic that may interest those who want to know Javascript better.
This section covers advanced topic that may interest those who want to know JavaScript better.
If you want to go on faster, it can be skipped or postponed.
```
@ -279,7 +279,7 @@ hi(); // Error, because this is undefined
That's because a function is a value of its own. It does not carry the object. So `hi = user.hi` saves it into the variable, and then on the last line it is completely standalone.
**To make `user.hi()` calls work, Javascript uses a trick -- the dot `'.'` returns not a function, but a value of the special [Reference Type](https://tc39.github.io/ecma262/#sec-reference-specification-type).**
**To make `user.hi()` calls work, JavaScript uses a trick -- the dot `'.'` returns not a function, but a value of the special [Reference Type](https://tc39.github.io/ecma262/#sec-reference-specification-type).**
The Reference Type is a "specification type". We can't explicitly use it, but it is used internally by the language.