an Objective-C Foundation Data Type that specifies a time interval
NSTimeInterval is an objective-c Foundation Data Type that specifies a time interval. NSTimeInterval values are in seconds.
Questions tagged [nstimeinterval]
364 questions
543
votes
35 answers
Rounding a double value to x number of decimal places in swift
Can anyone tell me how to round a double value to x number of decimal places in Swift?
I have:
var totalWorkTimeInHours = (totalWorkTime/60/60)
With totalWorkTime being an NSTimeInterval (double) in second.
totalWorkTimeInHours will give me the…
Leighton
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291
votes
17 answers
How can I use Timer (formerly NSTimer) in Swift?
I tried
var timer = NSTimer()
timer(timeInterval: 0.01, target: self, selector: update, userInfo: nil, repeats: false)
But, I got an error saying
'(timeInterval: $T1, target: ViewController, selector: () -> (), userInfo: NilType, repeats: Bool) ->…
user3225917
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178
votes
4 answers
What's the optimum way of storing an NSDate in NSUserDefaults?
There's two ways of storing an NSDate in NSUserDefaults that I've come across.
Option 1 - setObject:forKey:
// Set
NSDate *myDate = [NSDate date];
[[NSUserDefaults standardUserDefaults] setObject:myDate forKey:@"myDateKey"];
// Get
NSDate *myDate =…
John Gallagher
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107
votes
6 answers
Find difference in seconds between NSDates as integer using Swift
I'm writing a piece of code where I want to time how long a button was held down. To do that I recorded an NSDate() when the button was pressed, and tried using the timeIntervalSinceDate function when the button was released. That seems to work but…
Erik
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105
votes
12 answers
How to convert an NSTimeInterval (seconds) into minutes
I've got an amount of seconds that passed from a certain event. It's stored in a NSTimeInterval data type.
I want to convert it into minutes and seconds.
For example I have: "326.4" seconds and I want to convert it into the following…
Ilya Suzdalnitski
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89
votes
15 answers
conversion from NSTimeInterval to hour,minutes,seconds,milliseconds in swift
My code is here:
func stringFromTimeInterval(interval:NSTimeInterval) -> NSString {
var ti = NSInteger(interval)
var ms = ti * 1000
var seconds = ti % 60
var minutes = (ti / 60) % 60
var hours = (ti / 3600)
return…
Lydia
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55
votes
9 answers
How do I break down an NSTimeInterval into year, months, days, hours, minutes and seconds on iPhone?
I have a time interval that spans years and I want all the time components from year down to seconds.
My first thought is to integer divide the time interval by seconds in a year, subtract that from a running total of seconds, divide that by seconds…
willc2
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46
votes
2 answers
Difference between 2 dates in seconds ios
I have an app where content is displayed to the user. I now want to find out how many seconds a user actually views that content for. So in my header file, I've declared an
NSDate *startTime;
NSDate *endTime;
Then in my viewWillAppear
startTime…
Adam Altinkaya
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42
votes
5 answers
NSTimeInterval Formatting
I want to take my NSTimeInterval and format it into a string as 00:00:00 (hours, minutes, seconds). What is the best way to do this?
Baub
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39
votes
6 answers
How to convert NSTimeInterval to int?
How do I convert NSTimeInterval into an Integer value?
My TimeInterval holds the value 83.01837. I need to convert it into 83. I have googled but couldn't find any help.
Pradeep Reddy Kypa
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30
votes
2 answers
Convert NSTimeInterval to NSString in iPhone?
How to covert the NSTimeInterval to NSString? I have
NSTimeInterval today = [[NSDate date] timeIntervalSince1970];
I have to give "today" as input as NSString.
Warrior
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25
votes
3 answers
Subtracting two NSDate objects
Possible Duplicate:
How to Get time difference in iPhone
I´m getting date and time from a JSON feed. I need to find the difference between the date I´m getting from the feed and today´s date and time. Any suggestions how I can do this?
I know I…
Magnus
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23
votes
4 answers
Subtract minutes from NSDate
I want to subtract some minutes 15 min 10 min etc., And i am having date object with time now i want to subtract minutes.
Ishu
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20
votes
4 answers
Get time difference between two times in swift 3
I have 2 variables where I get 2 times from datePicker and I need to save on a variable the difference between them.
let timeFormatter = DateFormatter()
timeFormatter.dateFormat = "HHmm"
time2 = timeFormatter.date(from:…
ToroLoco
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18
votes
5 answers
Swift ios date as milliseconds Double or UInt64?
I'm not iOS developer but started learning Swift.
I try to convert some logic from Android project to iOS.
I have the following method:
func addGroupItemSample(sample : WmGroupItemSample){ // some custom class
var seconds: NSTimeInterval =…
snaggs
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