Swift read file

let file = "file.txt" //this is the file. we will write to and read from it

let text = "some text" //just a text

if let dir = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first {

    let fileURL = dir.appendingPathComponent(file)

    //writing
    do {
        try text.write(to: fileURL, atomically: false, encoding: .utf8)
    }
    catch {/* error handling here */}

    //reading
    do {
        let text2 = try String(contentsOf: fileURL, encoding: .utf8)
    }
    catch {/* error handling here */}
}

Source: stackoverflow.com

Similar codes

9 votes276 views2 answers
Random number swift
Swift
0 vote214 views1 answer
Printf in swift
Swift
1 vote226 views1 answer
Swift scroll to tableviewcell
Swift
0 vote214 views1 answer
Print 1 line swift
Swift
0 vote220 views1 answer
Dfghbghjjmyuhjtdcfbjj
Swift
0 vote190 views1 answer
Map array swift
Swift
1 vote198 views1 answer
Update cell value swift
Swift
0 vote217 views1 answer
Swift enum nib
Swift
0 vote193 views2 answers
Let values = [3.0,6.0,9.0,1.0] let squares = values.map {$0 * $0} print(squares)
Swift
0 vote219 views1 answer
Uitextview text alignment
Swift