Скачать или смотреть Efficiently Subtract Specific Hours and Days from a TimeSpan in C#

Discover how to efficiently manage and subtract specific hours and days in C- TimeSpan calculations to optimize your time management tasks.
---
This video is based on the question https://stackoverflow.com/q/74454384/ asked by the user 'Andy' ( https://stackoverflow.com/u/17562648/ ) and on the answer https://stackoverflow.com/a/74454775/ provided by the user 'Rufus L' ( https://stackoverflow.com/u/2052655/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: Subtract specific hours and days from a TimeSpan

Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l...
The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Efficiently Subtract Specific Hours and Days from a TimeSpan in C-

Managing time intervals efficiently can often prove challenging, particularly when it involves individual work schedules or overlapping commitments. If you're looking to calculate time between two dates, while making sure to subtract particular hours and full days, you're not alone. This problem can hinder developers who need accurate time management in their applications.

In this guide, we will break down a useful solution for calculating the effective working hours between two specified dates while excluding certain periods from that calculation.

The Problem at Hand

Suppose you have two specific dates and want to determine the total time interval between them but need to exclude specific hours and days. For example:

Exclude all hours from 00:00 to 08:00

Exclude all hours from 19:00 to 24:00

Exclude all hours for Saturdays and Sundays

Exclude certain specified dates entirely

Using a simple loop as shown in the pseudo code provided may get you results, but it could be inefficient, especially with larger date ranges.

Solution Overview

The efficient solution involves creating several methods that break the problem down into manageable pieces. Each method handles a part of the calculation, ensuring that you can adjust dates and accumulate valid time spans accurately.

Step 1: Adjusting Dates

First, we need to write a method to adjust the date based on specific rules around weekends and holidays. This method allows for shifting to the next valid day if the current one is in the excluded times.

[[See Video to Reveal this Text or Code Snippet]]

Step 2: Calculate Everyday Net Time Span

Next, we need a method to compute the effective working hours for a particular day. This method considers specified working hours and disregards any time that falls within the excluded hours:

[[See Video to Reveal this Text or Code Snippet]]

Step 3: Accumulate Time Differences

Finally, we loop through all effective days between the start and end date, using our previous methods to gather valid time spans, resulting in the total time excluding the unwanted intervals:

[[See Video to Reveal this Text or Code Snippet]]

Conclusion

By creating modular methods for adjusting dates, calculating valid working hours, and accumulating those hours into an overall time span, you can handle complex time management tasks efficiently in C-. This approach allows for flexibility and easy modifications for different working hours or holiday rules.

Using this structured methodology will save you from inefficient iterations and lead to more maintainable code while ensuring your time calculations are accurate. Happy coding!