IOS Get current time

First-you can build a category:

//

Nsstring+datestr.m

get current time Demo

//

Created by Yons on 15/7/16.

Copyright (c) year yons. All rights reserved.

//

#import "Nsstring+datestr.h"

#import <CommonCrypto/CommonDigest.h>

@implementation NSString (DATESTR)

----- weeks ---

+ (nsstring*) weekdaystringfromdate: (nsdate*) inputdate {

   //Nsarray *weekdays = [Nsarray arraywithobjects: [NSNull null], @ " Sunday ", @ " Monday ", @ " Tuesday ", @ " Wednesday ", @ " Thursday ", @ " Friday ", @ " Saturday ", nil];

     nsarray *weekdays = @[ @ " Sunday " , @ " Monday " @ " Tuesday " @" " @ " Thursday " @ " Friday " @ " Saturday " ] ;

nscalendar *calendar = [[nscalendaralloc] Initwithcalendaridentifier:Nscalendaridentifiergregorian];

nstimezone *timezone = [[nstimezonealloc] initwithname:@ "Asia/shanghai" ];

[Calendarsettimezone: TimeZone];

nscalendarunit calendarunit = nscalendarunitweekday;

//nsdatecomponents *thecomponents = [Calendar Components:calendarunit fromdate:inputdate];

nsdatecomponents *thecomponents = [[nscalendarAutoupdatingcurrentcalendar] components: Calendarunit fromdate: inputdate];

NSLog (@ "%@", [nsstringstringwithformat:@ "%i", (int) thecomponents. Weekday]);

//return [weekdays ObjectAtIndex:theComponents.weekday];

//return [nsstring stringwithformat:@ "%i", (int) thecomponents.weekday];

nsstring *str = [nsstringstringwithformat:@ "%@", [weekdaysObjectatindex :(int) thecomponents. Weekday -1]];

return str;

}

// clear whitespace characters in a string

-(nsstring*) trimstring

{

return [selfstringbytrimmingcharactersinset: [ Nscharactersetwhitespaceandnewlinecharacterset]];

}

+ (nsstring *) Monthdayfromestr: (nsinteger) Inter

{

nsstring *str = [nsstringstringwithformat:@ "%ld", Inter];

return str;

}

// Calculate the date of the month

+ (nsstring *) datefromestring: (nsdate *) Date

{

Nscalendar *calendar = [nscalendarCurrentcalendar];

nsuinteger unitflags =nscalendarunityear | Nscalendarunitmonth | Nscalendarunitday | Nscalendarunithour | Nscalendarunitminute | Nscalendarunitsecond;

nsdatecomponents *datecomponent = [Calendar components: unitflags fromdate:d ate];

//nsinteger year = [datecomponent year];

nsinteger month = [datecomponent month];

nsinteger day = [datecomponent Day];

//nsinteger hour = [Datecomponent hour];

//nsinteger minute = [datecomponent minute];

//nsinteger second = [datecomponent second];

//nsinteger week = [datecomponent weekday];

nsstring *str = [nsstringstringwithformat:@ "%ld month %ld Day ", Month,day];

return str;

}

@end

Build a controller that is easy to use----

nsstring *sixstr = [nsstringdatefromestring: sixdate]; // a few months .

nsstring *sixweek = [nsstringweekdaystringfromdate: sixdate]; // weeks

Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.

IOS Get current time