---
title: "countdown in Javascript"
description: "countdown in Javascript"
author: "Anonymous User"
published: 2018-07-11
updated: 2018-07-12
canonical: https://www.mindstick.com/forum/34604/countdown-in-javascript
category: "webhosting"
tags: ["web development", "web services", "javascript"]
reading_time: 2 minutes
---
# countdown in Javascript
How To Create A [Countdown Timer](https://answers.mindstick.com/qa/109738/how-to-add-a-countdown-timer-to-a-powerpoint-presentation) Using [JavaScript](https://www.mindstick.com/articles/874/how-to-create-watermark-text-for-textbox-by-using-javascript) ?
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## Replies
### Reply by Prakash nidhi Verma
How To Create A Countdown [Timer](https://www.mindstick.com/articles/52/creating-timer-at-runtime-in-c-sharp-dot-net) Using JavaScript :
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Basics of a countdown timer are :
-Set a valid end date
-Calculate the time remaining
-Convert the time to a usable format
-Output the clock data as a reusable object
-Display the clock on the page, and stop the clock when it reaches zero
Set a Valid End Date :
```
var deadline = new Date("12 july, 2018, 15:55:28").getTime();
```
Calculate Remaining Time :
Output the result:
Write some text if the countdown is over:
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```
```
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Original Source: https://www.mindstick.com/forum/34604/countdown-in-javascript
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