Commit dd2c796

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Update index.js

'var's are replaced with 'let's.

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-4

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-4

lines changed

Lines changed: 4 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -1,7 +1,7 @@`
`1`	`1`	`function reverseLinkedList(linkedList) {`
`2`		`- var next = linkedList.getFirst();`
`3`		`- var current = null;`
`4`		`- var prev;`
	`2`	`+ let next = linkedList.getFirst();`
	`3`	`+ let current = null;`
	`4`	`+ let prev;`
`5`	`5`	`while(next != null){`
`6`	`6`	`prev = current;`
`7`	`7`	`current = next;`
`@@ -12,4 +12,4 @@ function reverseLinkedList(linkedList) {`
`12`	`12`	`};`
`13`	`13`	`module.exports = {`
`14`	`14`	`reverseLinkedList,`
`15`		`- };`
	`15`	`+ };`

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