Skip to main content

1. Home
2. Questions
3. AI Assist
4. Tags
5. Challenges
6. Chat
7. Articles
8. Users
9. Companies
11. Communities for your favorite technologies. Explore all Collectives
Stack Internal

Stack Overflow for Teams is now called Stack Internal. Bring the best of human thought and AI automation together at your work.
Try for free Learn more
Bring the best of human thought and AI automation together at your work. Learn more

Return to Question

Post Timeline

added 10 characters in body

edited Nov 26, 2024 at 21:37

edited Nov 26, 2024 at 21:37

61.4k
16
122
173

ECMAScript 6 introduced the let statementdeclaration keyword.

I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the var keyword.

What are the differences? When should let be used instead of var?

ECMAScript 6 introduced the let statement.

I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the var keyword.

What are the differences? When should let be used instead of var?

ECMAScript 6 introduced the let declaration keyword.

I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the var keyword.

What are the differences? When should let be used instead of var?

"var" is a keyword

edited Oct 25, 2023 at 6:27

edited Oct 25, 2023 at 6:27

4.8k
39
65

ECMAScript 6 introduced the let statement.

I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the varvar keyword.

What are the differences? When should let be used instead of var?

ECMAScript 6 introduced the let statement.

I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the var keyword.

What are the differences? When should let be used instead of var?

ECMAScript 6 introduced the let statement.

I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the var keyword.

What are the differences? When should let be used instead of var?

OP's understanding is relevant information for answering the questino.

edited Jul 21, 2022 at 13:56

edited Jul 21, 2022 at 13:56

21.3k
85
84
122

ECMAScript 6 introduced the let statement.

I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the var keyword.

What are the differences? When should let be used instead of var?

ECMAScript 6 introduced the let statement.

What are the differences? When should let be used instead of var?

ECMAScript 6 introduced the let statement.

I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the var keyword.

What are the differences? When should let be used instead of var?

Format (remove unnecessary heading). Shorten (remove personal interpretation).

edited Jul 16, 2022 at 23:53

edited Jul 16, 2022 at 23:53

27.9k
22
122
155

Loading

deleted 1 character in body

edited Mar 1, 2022 at 18:45

edited Mar 1, 2022 at 18:45

5.6k
7
53
59

Loading

Rollback to Revision 14

edited Jun 3, 2021 at 13:35

edited Jun 3, 2021 at 13:35

21.3k
85
84
122

Loading

deleted 2 characters in body

edited May 30, 2021 at 1:53

David Klempfner

edited May 30, 2021 at 1:53

David Klempfner

10.2k
25
94
193

Loading

improve formatting

edited Dec 16, 2020 at 13:43

Akash Kumar Verma

edited Dec 16, 2020 at 13:43

Akash Kumar Verma

3.4k
2
19
33

Loading

added 6 characters in body

edited Sep 2, 2020 at 1:27

edited Sep 2, 2020 at 1:27

7.5k
7
52
63

Loading

improve formatting

edited Aug 16, 2020 at 8:14

Akash Kumar Verma

edited Aug 16, 2020 at 8:14

Akash Kumar Verma

3.4k
2
19
33

Loading

Improving question title and question formatting itself.

edited Mar 18, 2019 at 21:21

edited Mar 18, 2019 at 21:21

10.3k
7
62
53

Loading

disambiguating title from Swift

Link

edited Mar 30, 2018 at 6:31

edited Mar 30, 2018 at 6:31

39k
25
207
282

Loading

Added tags.

Link

edit approved May 22, 2017 at 2:49

edit approved May 22, 2017 at 2:49

1.9k
1
20
22

Loading

Post Merged (destination) from stackoverflow.com/questions/40775469/…

occurred Dec 2, 2016 at 1:20

occurred Dec 2, 2016 at 1:20

Post Reopened by Rob ♦, Robert Harvey

occurred Nov 23, 2016 at 23:00

occurred Nov 23, 2016 at 23:00

Post Closed as "Duplicate" by Michał Perłakowski javascript Users with the javascript badge or a synonym can single-handedly close javascript questions as duplicates and reopen them as needed.

Difference between "var", "let" and "const" [duplicate]

occurred Nov 23, 2016 at 22:58

occurred Nov 23, 2016 at 22:58

edited tags

edited Nov 18, 2016 at 20:29

Michał Perłakowski

edited Nov 18, 2016 at 20:29

Michał Perłakowski

93.4k
30
165
189

Loading

Made title into a question in a consistent format with other top questions

Link

edited Sep 9, 2016 at 15:26

edited Sep 9, 2016 at 15:26

39.8k
29
179
222

Loading

Question Protected by Josh Crozier

occurred Jun 13, 2016 at 21:06

occurred Jun 13, 2016 at 21:06

Previous edit made it clunkier, I think

edited Nov 24, 2015 at 21:26

edited Nov 24, 2015 at 21:26

111.7k
34
125
129

Loading

Added clear difference

edit approved Nov 24, 2015 at 15:13

edit approved Nov 24, 2015 at 15:13

1
1

Loading

fix miscapitalizations

edited Oct 28, 2015 at 13:17

edited Oct 28, 2015 at 13:17

158.5k
94
435
477

Loading

Rollback to Revision 1

edited Sep 26, 2015 at 13:39

edited Sep 26, 2015 at 13:39

670.9k
162
1k
1.5k

Loading

javascript 1.7 is a Mozilla only denomination, the real name of the next javasccript standart is ecmascript 6

edit approved Sep 26, 2015 at 11:37

edit approved Sep 26, 2015 at 11:37

17.4k
12
78
105

Loading

asked Apr 17, 2009 at 20:09

asked Apr 17, 2009 at 20:09

111.7k
34
125
129

Loading

lang-js