---
title: "Discussion on \"Let all be let\" | Hashnode"
description: "Discussion on \"Let all be let\". The var, let, const in modern Javascript can be confusing and can cause many logical errors in async environment.\nChanging all var to let often resolves the issue.\nHere is one quick example.\nSuppose we have a function that wait a random time and exec..."
url: "https://hashnode.com/posts/let-all-be-let/6573294141c363c54074d5f3"
---

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# [Let all be let](https://hash.hupili.net/let-all-be-let?utm_source=hashnode&utm_medium=feed)

The var, let, const in modern Javascript can be confusing and can cause many logical errors in async environment. Changing all var to let often resolves the issue. Here is one quick example. Suppose we have a function that wait a random time and exec...

Dec 8, 2023 · 1 min read · hash.hupili.net  
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## Written by

[HU, Pili](https://hashnode.com/@hupili)

@hupili

  
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Ultra runner with a crypto problem

Just run the code, or yourself.

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