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Solution compare-scopes-of-the-var-and-let-keywords.english.md (#18756)

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* Update compare-scopes-of-the-var-and-let-keywords.english.md

* Improved JavaScript style
This commit is contained in:
Prabhat Kumar Sahu
2018-10-16 05:21:56 +05:30
committed by Todd Chaffee
parent 7d0212dfb8
commit 1e3804889e
1 changed files with 16 additions and 6 deletions
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22
curriculum/challenges/english/02-javascript-algorithms-and-data-structures/es6/compare-scopes-of-the-var-and-let-keywords.english.md
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@ -48,13 +48,13 @@ tests:
```js
function checkScope() {
"use strict";
var i = "function scope";
'use strict';
var i = 'function scope';
if (true) {
i = "block scope";
console.log("Block scope i is: ", i);
i = 'block scope';
console.log('Block scope i is: ', i);
}
console.log("Function scope i is: ", i);
console.log('Function scope i is: ', i);
return i;
}
```
@ -69,6 +69,16 @@ function checkScope() {
<section id='solution'>
```js
// solution required
function checkScope() {
'use strict';
let i = 'function scope';
if (true) {
let i = 'block scope';
console.log('Block scope i is: ', i);
}
console.log('Function scope i is: ', i);
return i;
}
```
</section>