Date And Time Calculator Between Two Dates



Calculating the time difference between two dates is a common task in various applications, such as project management, event planning, or simply finding out the duration between two significant moments. In this article, we’ll guide you through creating a simple yet effective Date and Time Calculator using HTML and JavaScript.

How to Use

To use the calculator, enter the two dates in the provided input fields, and click the “Calculate” button. The result will display the time difference between the entered dates.


The formula used for calculating the time difference between two dates is based on the accurate and widely accepted JavaScript Date object. The formula is as follows:

Time Difference=Date2−Date1


Suppose you want to find the time difference between January 1, 2024, and January 6, 2024. Enter the respective dates, click “Calculate,” and the result will show the duration in milliseconds.


Q: Can I input dates in any format?

A: The calculator only accepts dates in the “YYYY-MM-DD” format.

Q: How is the result displayed?

A: The result displays the time difference in milliseconds.

Q: Does the calculator account for time zones?

A: No, the calculator considers the time difference based on the provided dates, irrespective of time zones.


Creating a Date and Time Calculator using HTML and JavaScript is a straightforward process. It provides a quick and efficient way to calculate the duration between two dates. Feel free to customize the code to suit your specific needs.

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