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fixed small typos

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Nazar 2020-12-20 15:00:41 +02:00
parent fc3f811c03
commit f3555ee990
1 changed files with 3 additions and 3 deletions
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1-js/06-advanced-functions/04-var/article.md
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@ -52,7 +52,7 @@ if (true) {
} }
*!* *!*
alert(test); // Error: test is not defined alert(test); // ReferenceError: test is not defined
*/!* */!*
``` ```
@ -82,7 +82,7 @@ function sayHi() {
} }
sayHi(); sayHi();
alert(phrase); // Error: phrase is not defined alert(phrase); // ReferenceError: phrase is not defined
``` ```
As we can see, `var` pierces through `if`, `for` or other code blocks. That's because a long time ago in JavaScript, blocks had no Lexical Environments, and `var` is a remnant of that. As we can see, `var` pierces through `if`, `for` or other code blocks. That's because a long time ago in JavaScript, blocks had no Lexical Environments, and `var` is a remnant of that.
@ -231,7 +231,7 @@ The Function Expression is wrapped with parenthesis `(function {...})`, because
```js run ```js run
// Tries to declare and immediately call a function // Tries to declare and immediately call a function
function() { // <-- Error: Function statements require a function name function() { // <-- SyntaxError: Function statements require a function name
var message = "Hello"; var message = "Hello";