iOS How to solve "[UITextField isEqualToString:]"

[mikezang]

I use code as below to save data, but I got error like this, what can I do?
[Session started at 2010-08-11 13:14:01 +0900.]
2010-08-11 13:14:11.432 StockManager[285:207] *** -[UITextField isEqualToString:]: unrecognized selector sent to instance 0x4d36640
2010-08-11 13:14:11.434 StockManager[285:207] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[UITextField isEqualToString:]: unrecognized selector sent to instance 0x4d36640'

@interface TradeDetailController : UITableViewController <UITextFieldDelegate> {
	Trade *trade;
	NSArray *fieldLabels;
	NSMutableDictionary *tempValues;
	UITextField *textFieldBeginEdited;
}

@property (nonatomic, retain) Trade	*trade;
@property (nonatomic, retain) NSArray *fieldLabels;
@property (nonatomic, retain) NSMutableDictionary *tempValues;
@property (nonatomic, retain) UITextField *textFieldBeginEdited;

-(IBAction) save:(id)sender {
	if (textFieldBeginEdited != nil) {
		NSNumber *tagAsNum = [[NSNumber alloc] initWithInt:textFieldBeginEdited.tag];
		[tempValues setObject:textFieldBeginEdited.text forKey:tagAsNum];
		[tagAsNum release];
	}
	
	for (NSNumber *key in [tempValues allKeys]) {
		switch ([key intValue]) {
			case kStartDateRowIndex:
				trade.startDate = [tempValues objectForKey:key];
				break;
				
			case kEndDateRowIndex:
				trade.endDate = [tempValues objectForKey:key];
				break;

			case kTradeTypeRowIndex:
				trade.tradeType = [tempValues objectForKey:key];
				break;
				
			case kCodeRowIndex:
				trade.code = [tempValues objectForKey:key];
				break;
				
			case kAmountRowIndex:
				trade.amount = [tempValues objectForKey:key];
				break;
				
			case kStartPriceRowIndex:
				trade.startPrice = [tempValues objectForKey:key];
				break;
				
			case kEndPriceRowIndex:
				trade.endPrice = [tempValues objectForKey:key];
				break;
				
			case kFeeRowIndex:
				trade.fee = [tempValues objectForKey:key];
				break;
				
			case kTaxRowIndex:
				trade.tax = [tempValues objectForKey:key];
				break;
				
			case kInterestRowIndex:
				trade.interest = [tempValues objectForKey:key];
				break;
				
			default:
				break;
		}
	}
	
	[self.navigationController popViewControllerAnimated:YES];
	
	NSArray *allControllers = self.navigationController.viewControllers;
	TradeViewController *parent = [allControllers lastObject];
	[parent.rowDetail reloadData];
}

 

[pflau]

A text field is a field, it is not a string.

Find the text property and try again.

 

[mikezang]

Sorry for this thread, I got answer because I put code in textFieldDidEndEditing into textFieldDidBeginEditing.