2015年8月31日 · Here's a foolproof way of parsing a CSV file into your swift code (I'm using Swift 5 here). I'll talk through each step for any beginners in the room. Let's assume your CSV file looks like this: Firstname,Last name,Age,Registered Duncan,Campbell,40,True Tobi,Dorner,36,False Saskia,Boogarts,29,True 1). We need a struct (or Object) to hold each row of data. Let's use this: struct Person { var ...

2016年10月18日 · I've seen different libraries like SwiftCSV, CSwiftV. AFAIK, they made for previous versions of swift. I need a very simple realization for swift 3 : open file, read line, put into array; or open,...

In order to email the .csv file, you can do the following: Add this import to the top of the class. It allows you to use MFMailComposeViewController, which is a way to send emails. import MessageUI Generate your data, a sample I have done is: // Creating a string. var mailString = NSMutableString() mailString.appendString("Column A, Column B\n") mailString.appendString("Row 1 Column A, Row 1 ...

2019年4月26日 · In an app I created to collect data from Apple pencil input, I tried to export the data into a CSV file. But so far, I only managed to create a single column which records the time length. I want t...

2015年10月26日 · Here is the best way that I've found to create a csv file and even the directory you want it to be it and write to it. //First make sure you know your file path, you can get it from user input or whatever

2017年4月8日 · More, all solutions are tailored to different CSV files and I don't know how to solve this kind of problem. Finally design patterns change a lot between swift versions and answers, so I find very hard even to understand the staples of converting CSV to a dictionary or array

2020年1月12日 · Doesnt look like anyone answered this so ill give it a shot. I see nowhere in the code you have shown where you are formatting the data from core data into a csv (comma separated value) format. If you want it to save in the proper format you need to ensure that it follows the standard conventions of a csv document.

2015年6月18日 · I'm using this CSV importer and saving data through background thread. My CSV Files has 102012 Records and 1.9 MB Size though it's taking around 20 Seconds to save Records in Model. Any Solution? And I want to Store data into Core Database instead of Model Class so that I don't want to fetch CSV file every time.

2020年6月16日 · I wrote a CSV file that contains a set of items by row. I used a class like so to form the CSV file, here is the code for creating the file: class SymptomData: NSObject { var symptom: String = "" ...

2021年6月16日 · I would like to use .fileExporter () to download a .csv file in SwiftUI. (Or a shareSheet) I am using a MVVM setup. I first create and save the .cvs in the ViewModel. class ContentViewModel: