使用NSNumberFormatter格式化输出UILabel中的货币 | SNumberFormatter格式化输出UILabel中的货币

本文介绍了使用NSNumberFormatter格式化输出UILabel中的货币的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！

问题描述

NSNumberFormatter * fmt;
NSNumber          * n;

fmt = [ [ NSNumberFormatter alloc ] init ];
n   = [ NSNumber numberWithFloat: 10 ];

[ fmt setFormatterBehavior: NSNumberFormatterBehavior10_4 ];
[ fmt setCurrencySymbol: @"$" ];
[ fmt setNumberStyle: NSNumberFormatterCurrencyStyle ];

 // NSLog( @"%@", [ fmt stringFromNumber: n ];

[ fmt release ]


-(IBAction)buttonPressed1:(id)sender
 {
double currency = [Amount1.text doubleValue] + [Amount2.text doubleValue];

SumCurrency.text = [NSString stringWithFormat:@"%0.0f", currency];


 }

如何将SumCurrency.text设置为1,999而不是1999

How do I get the SumCurrency.text formated as 1,999 instead of 1999

请帮助..我是Objective-C的新手，但是我的项目几乎是95％的界面生成器.

Please help .. I am new to Objective - C , but my project is almost 95 % on interface builder .

我只需要上述代码的帮助即可实现..请为此付出很多努力.

I just need help with above code to implement .. Please I am struggling a lot with this .

关于，新手.

推荐答案

我得到了答案..但对于任何将来的推荐人

I got the answer .. But for anyone's future refernce

-(IBAction)buttonPressed1:(id)sender
{
    double currency = [Amount1.text doubleValue] + [Amount2.text doubleValue];
    NSNumberFormatter *numberFormatter = [[[NSNumberFormatter alloc] init] autorelease];
    [numberFormatter setNumberStyle: NSNumberFormatterCurrencyStyle];
    NSString *numberAsString = [numberFormatter stringFromNumber:[NSNumber numberWithInt:currency]];
    SumCurrency.text = [NSString stringWithFormat:@"Converted:%@",numberAsString];
}

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