StackOverflow2013

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POdisplay the returned values in section header
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copied!<p>i am working on an expense tracker kind of application.i am able to store and retrieve sorted data perfectly using coredata.</p> <p>i am storing date.i am able to retrieve date in a sorted order.but i want to the date in the section header and related data in that table.</p> <p>ex: Dec 31st 2011 ---------> Section Header<br> xxxxxxx yyyyyy ----->cell with labels </p> <p>Jan 1st 2012---------->Section Header<br> xxxxxxx yyyyyy ------>cell with labels.</p> <p>i am able to receive the dates in a sorted order.but how to display them in a section header in a sorted order and how to declare the number of sections in tableView-noOfSections method?</p> <p>//Code i used for retrieving data.</p> <pre><code>- (void)viewDidLoad { AppDelegate *appDelegate = [[UIApplication sharedApplication]delegate]; NSManagedObjectContext *context = [appDelegate managedObjectContext]; NSEntityDescription *entityDesc = [NSEntityDescription entityForName:@"NewExpense" inManagedObjectContext:context]; NSFetchRequest *fetchRequest = [[NSFetchRequest alloc]init]; NSSortDescriptor *date = [[NSSortDescriptor alloc]initWithKey:@"date" ascending:NO]; NSArray *sortDescriptors = [[NSArray alloc]initWithObjects:date,nil]; [fetchRequest setSortDescriptors:sortDescriptors]; [fetchRequest setEntity:entityDesc]; NSError *error; self.listOfExpenses = [[context executeFetchRequest:fetchRequest error:&error]retain] [fetchRequest release]; [super viewDidLoad]; } -(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView { return 1;// as of now i have taken one. } -(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { [self.listOfExpenses count]; } -(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { //labels are created and added to the cell's subview. NSManagedObject *records = nil; records = [self.listOfExpenses objectAtIndex:indexPath.row]; self.firstLabel.text = [records valueForKey:@"category"]; NSString *dateString = [NSString stringWithFormat:@"%@",[records valueForKey:@"date"]]; NSString *dateWithInitialFormat = dateString; NSDateFormatter *dateFormatter = [[NSDateFormatter alloc]init]; [dateFormatter setDateFormat:@"yyyy-MM-dd HH:mm:ss Z"]; NSDate *date = [dateFormatter dateFromString:dateWithInitialFormat]; [dateFormatter setDateFormat:@"dd-MM-yyyy"]; NSString *dateWithNewFormat = [dateFormatter stringFromDate:date]; self.secondLabel.text = dateWithNewFormat; NSString *amountString = [NSString stringWithFormat:@"%@",[records valueForKey:@"amount"]]; self.thirdLabel.text = amountString; totalAmount = totalAmount + [amountString doubleValue]; } </code></pre>

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