Swift download file from url and save

Below is the code to get the documentDirectory as well as appending a path component the file name to the documentDirectory url:. Now that we have the path to the file that we want to write to, let's download the file. To download the file I will use the following code:. In the above code I have left a comment, Write to file , will update this part in the next step. We have everything setup so that we can download the file, the next task that we need to do is to save the file locally.

To do this, replace, Write to file from the previous sections code with the following code:. Swift makes downloading and saving files locally very easy, just make sure that when using the above code in production, you do it safely.

If you want to see the full source code, you can find it here. Please help! Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Asked 7 years, 1 month ago. Active 3 years, 10 months ago. Viewed 15k times. What would be the fastest way to get this implemented?

Gio Gio 55 1 1 gold badge 1 1 silver badge 7 7 bronze badges. Add a comment. Active Oldest Votes. Nate Cook Nate Cook An important consideration is where to cache images. One option is the temporary directory read more. On Apple platforms like iOS, the temporary directory will automatically be cleared in low-memory situations. The function loadData url:, completion: uses download url:, toFile:, completion: and FileManager to complete the implementation for downloading, caching, and reading files and images from a URL :.

Many apps do not require the features of third-party frameworks to support efficient file and image downloading. By implementing their own image download and cache interface a developer can:.