fix: correct function expression in var article.md en by front42 · Pull Request #3914 · javascript-tutorial/en.javascript.info
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@@ -227,7 +227,7 @@ An IIFE looks like this:
Here, a Function Expression is created and immediately called. So the code executes right away and has its own private variables.
The Function Expression is wrapped with parenthesis `(function {...})`, because when JavaScript engine encounters `"function"` in the main code, it understands it as the start of a Function Declaration. But a Function Declaration must have a name, so this kind of code will give an error: The Function Expression is wrapped with parenthesis `(function() {...})`, because when JavaScript engine encounters `"function"` in the main code, it understands it as the start of a Function Declaration. But a Function Declaration must have a name, so this kind of code will give an error:
```js run // Tries to declare and immediately call a function Expand Down
Here, a Function Expression is created and immediately called. So the code executes right away and has its own private variables.
The Function Expression is wrapped with parenthesis `(function {...})`, because when JavaScript engine encounters `"function"` in the main code, it understands it as the start of a Function Declaration. But a Function Declaration must have a name, so this kind of code will give an error: The Function Expression is wrapped with parenthesis `(function() {...})`, because when JavaScript engine encounters `"function"` in the main code, it understands it as the start of a Function Declaration. But a Function Declaration must have a name, so this kind of code will give an error:
```js run // Tries to declare and immediately call a function Expand Down