iOS 浮点数去掉小数点之后的0.00以及价格格式显示

//去掉小数点之后的0；

-(NSString*)removeFloatAllZero:(NSString*)string

{

/**

*  第一种方法

*/

//

//    NSString * testNumber = string;

//    NSString * s = nil;

//    NSInteger offset = testNumber.length - 1;

//    while (offset)

//    {

//        s = [testNumber substringWithRange:NSMakeRange(offset, 1)];

//        if ([s isEqualToString:@"0"] || [s isEqualToString:@"."])

//        {

//            offset--;

//        }

//        else

//        {

//            break;

//        }

//    }

//    NSString * outNumber = [testNumber substringToIndex:offset+1];

//    NSLog(@"%@", outNumber);

//    第二种方法

NSString * testNumber = string;

NSString * outNumber = [NSString
stringWithFormat:@"%@",@(testNumber.floatValue)];

return outNumber;

}

-(NSString*)removeFloatAllZero:(NSString*)string

{

NSString * testNumber = string;

NSString * outNumber = [NSString
stringWithFormat:@"%@",@(testNumber.floatValue)];

//    价格格式化显示

NSNumberFormatter *formatter = [[NSNumberFormatter
alloc]
init];

formatter.numberStyle =
kCFNumberFormatterDecimalStyle;

NSString *formatterString = [formatter
stringFromNumber:[NSNumber
numberWithFloat:[outNumber doubleValue]]];

NSRange range = [formatterString
rangeOfString:@"."];
//现获取要截取的字符串位置

NSLog(@"--------%lu",(unsigned
long)range.length);

if (range.length>0) {

NSString * result = [formatterString
substringFromIndex:range.location];
//截取字符串

if (result.length>=4) {

formatterString=[formatterString
substringToIndex:formatterString.length-1];

}

}

NSLog(@"Formatted number string:%@",formatterString);

NSLog(@"Formatted number string:%@",outNumber);

//   
输出结果为：[1223:403] Formatted number string:123,456,789

return formatterString;

}

版权声明：本文为博主原创文章，未经博主允许不得转载。