Скачать или смотреть Combining Dates in SwiftUI: Create a Single Date from Separate Date and Time Pickers

Learn how to merge date and time selections in SwiftUI to create a unified `Date` object. This guide will simplify your date management in iOS apps.
---
This video is based on the question https://stackoverflow.com/q/71214322/ asked by the user 'Nicola Rigoni' ( https://stackoverflow.com/u/16872981/ ) and on the answer https://stackoverflow.com/a/71214473/ provided by the user 'lorem ipsum' ( https://stackoverflow.com/u/12738750/ ) 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: Combine Date in swiftui to obtain only one Date

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.
---
Combining Dates in SwiftUI: Create a Single Date from Separate Date and Time Pickers

In the world of SwiftUI, dealing with dates can sometimes become a little complicated, especially when you're trying to let users select a date and a time separately. If you've ever found yourself needing to merge the selections from two date pickers – one for the date and another for the time – you're not alone! In this post, we will explore a straightforward solution to achieve just that. By the end of this article, you’ll be equipped with the knowledge to create a single Date object combining both elements seamlessly.

The Problem: Merging Two Date Pickers

Imagine you have an application where users can pick a date and a separate time for scheduling an event. You may have something like this:

Date Picker for selecting the date

Time Picker for selecting the hour and minute

The challenge is to combine these two selections into one unified Date object, which can be efficiently used for scheduling purposes.

For instance, let’s say your current code looks something like this:

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

In this setup, you have separate variables for the date (selectedStartDate) and the time (selectedStartTime). Your goal is to merge these to create a single date value.

The Solution: Merging Date and Time

Option 1: Sharing a Single Variable

The most efficient way to handle this situation is to use a single variable for both date and time. Instead of having two separate states, keep just one state variable to hold the combined date and time.

Here’s how you can implement it:

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

In this code, selectedStartDate is used for both the date and time selections. The UI switches between the date and time picker based on the user’s action, effectively combining both functionalities into one seamless operation.

Option 2: Combining Components from Two Separate Variables

If you prefer (or need) to maintain two separate variables, you can manually merge the date and time components into a new Date object.

Here’s how to do it:

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

Breaking It Down

Extract the Date Components: Use Calendar.current.dateComponents to retrieve year, month, day, hour, and minute from both selectedStartDate and selectedStartTime.

Create a New DateComponents Object: Combine these components into a new DateComponents struct.

Convert Back to Date: Use Calendar.current.date(from:) to convert this combined components back to a Date.

Conclusion

In summary, merging selections from two date pickers in SwiftUI needn't be overwhelming. Whether you opt to consolidate by using a single variable or manually combine components, the techniques outlined above will help you manage date and time selections efficiently. By implementing these strategies, you can ensure a smoother user experience for scheduling features in your SwiftUI applications. Happy coding!