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Ilya Kantor 2016-07-02 18:11:36 +03:00
parent 0ef7054ccf
commit 3dc3018fd1
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importance: 4
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# Is "else" required?
The following function returns `true` if the parameter `age` is greater than `18`.
Otherwise it asks for a confirmation and returns its result:
```js
function checkAge(age) {
if (age > 18) {
return true;
*!*
} else {
// ...
return confirm('Did parents allow you?');
}
*/!*
}
```
Will the function work differently if `else` is removed?
```js
function checkAge(age) {
if (age > 18) {
return true;
}
*!*
// ...
return confirm('Did parents allow you?');
*/!*
}
```
Is there any difference in the bahavior of these two variants?