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2014/10/15 ¤U¤È 10:14:32
iphone Programming Glossary: stringfromnumberConverting NSString to Currency - The Complete Story http://stackoverflow.com/questions/1960300/converting-nsstring-to-currency-the-complete-story aString integerValue exponent 1 currencyFormatter maximumFractionDigits isNegative NO return currencyFormatter stringFromNumber value NSString decimalToIntString NSDecimalNumber aDecimal NSNumberFormatter currencyFormatter NSNumberFormatter alloc init..
Re-Apply currency formatting to a UITextField on a change event http://stackoverflow.com/questions/2388448/re-apply-currency-formatting-to-a-uitextfield-on-a-change-event NSNumberFormatter alloc init currencyFormatter setNumberStyle NSNumberFormatterCurrencyStyle ... currencyFormatter stringFromNumber ... but I don't know how to hook it up. For instance if the value in the field reads 12 345 and the user taps the 6 key.. text if number nil number NSNumber numberWithInt 0 textField.text isDecimalNumber text numberFormatter stringFromNumber number return NO we return NO because we have manually edited the textField contents. Edit 1 fixed memory leak. Edit 2 updated..
Realtime formatting with NSNumberFormatter in a UITextfield http://stackoverflow.com/questions/2412491/realtime-formatting-with-nsnumberformatter-in-a-uitextfield setNumberStyle NSNumberFormatterCurrencyStyle NSNumber c NSNumber numberWithFloat value return numberFormatter stringFromNumber c iphone objective c cocoa touch share improve this question Here's the idea... Store the string value append to it..
cocoa - I've discovered what I think is a bug with NSDecimalNumber http://stackoverflow.com/questions/2479100/cocoa-ive-discovered-what-i-think-is-a-bug-with-nsdecimalnumber formatter NSNumberFormatter alloc init formatter setMaximumFractionDigits 10 NSString valueX formatter stringFromNumber NSDecimalNumber numberWithDouble wtf formatter release NSLog @ @ valueX the answer now is 36.7666244507 now the value is..
Action sheet doesn't show Cancel button on iPad http://stackoverflow.com/questions/2760545/action-sheet-doesnt-show-cancel-button-on-ipad
Is NSNumberFormatter the only way to format an NSDecimalNumber? http://stackoverflow.com/questions/2940439/is-nsnumberformatter-the-only-way-to-format-an-nsdecimalnumber NSNumberFormatter alloc init formatter setNumberStyle NSNumberFormatterCurrencyStyle priceField.text formatter stringFromNumber ent.price formatter release iphone objective c cocoa share improve this question There's nothing wrong with that approach..
Limit a double to two decimal places without trailing zeros http://stackoverflow.com/questions/4026135/limit-a-double-to-two-decimal-places-without-trailing-zeros 0.01234 NSNumber myValue NSNumber numberWithDouble 0.1 myLabel.text doubleValueWithMaxTwoDecimalPlaces stringFromNumber myValue self.view addSubview myLabel myLabel release myLabel nil doubleValueWithMaxTwoDecimalPlaces release doubleValueWithMaxTwoDecimalPlaces.. 2 NSNumber myValue NSNumber numberWithDouble 0.01234 NSLog @ @ doubleValueWithMaxTwoDecimalPlaces stringFromNumber myValue doubleValueWithMaxTwoDecimalPlaces release doubleValueWithMaxTwoDecimalPlaces nil iphone objective c cocoa touch..
Round double value to 2 decimal places http://stackoverflow.com/questions/4985791/round-double-value-to-2-decimal-places of the point in cases of 25.00 NSNumberFormatter fmt NSNumberFormatter alloc init fmt setFormat @ 0.## NSLog @ @ fmt stringFromNumber NSNumber numberWithFloat 25.342 NSLog @ @ fmt stringFromNumber NSNumber numberWithFloat 25.3 NSLog @ @ fmt stringFromNumber.. alloc init fmt setFormat @ 0.## NSLog @ @ fmt stringFromNumber NSNumber numberWithFloat 25.342 NSLog @ @ fmt stringFromNumber NSNumber numberWithFloat 25.3 NSLog @ @ fmt stringFromNumber NSNumber numberWithFloat 25.0 2010 08 22 15 04 10.614 a.out.. NSNumber numberWithFloat 25.342 NSLog @ @ fmt stringFromNumber NSNumber numberWithFloat 25.3 NSLog @ @ fmt stringFromNumber NSNumber numberWithFloat 25.0 2010 08 22 15 04 10.614 a.out 6954 903 25.34 2010 08 22 15 04 10.616 a.out 6954 903 25.3..
How to specify decimal places when formatting NSNumber objects? http://stackoverflow.com/questions/524827/how-to-specify-decimal-places-when-formatting-nsnumber-objects numberWithFloat self.totalFileSize floatValue bytes label.text NSString stringWithFormat @ 0.00 MB of @ MB formatter stringFromNumber total So for instance if self.totalFileSize holds 55.2300 it will display 55.23 as it should on my UILabel . But if that..
NSNumberFormatter to format US Telephone Numbers http://stackoverflow.com/questions/665111/nsnumberformatter-to-format-us-telephone-numbers setLenient YES NSString strDigits self stringByReplacingOccurrencesOfRegex @ ^0 9 withString @ return formatter stringFromNumber NSNumber numberWithDouble strDigits doubleValue iphone objective c cocoa cocoa touch share improve this question I..
UITextField format in xx-xx-xxx http://stackoverflow.com/questions/7709450/uitextfield-format-in-xx-xx-xxx 2 NSString num textField.text num num stringByReplacingOccurrencesOfString @ withString @ NSString str formatter stringFromNumber NSNumber numberWithDouble num doubleValue formatter release textField.text str NSLog @ @ str return YES else formatter setGroupingSeparator.. if num isEqualToString @ num num stringByReplacingOccurrencesOfString @ withString @ NSString str formatter stringFromNumber NSNumber numberWithDouble num doubleValue formatter release textField.text str NSLog @ @ str return YES formatter setLenient..
http://stackoverflow.com/questions/856019/localize-currency-for-iphone alloc init currencyFormatter setNumberStyle NSNumberFormatterCurrencyStyle NSLog @ @ currencyFormatter stringFromNumber someAmount This will log the amount '5.00' according to the users default region format. If you want to alter the currency..
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