2988.32 ——> 2,988.32
2988.00 ——> 2,988
+ (NSString *)priceStrWithPrice:(float)price
{
NSString *priceStr = [NSString stringWithFormat:@"%.2f", price];
NSString *intStr = [[priceStr componentsSeparatedByString:@"."] firstObject];
NSString *dotStr = [[priceStr componentsSeparatedByString:@"."] lastObject];
NSMutableArray *array = [NSMutableArray array];
while ([intStr length] > 3) {
NSString *right = [intStr substringFromIndex:[intStr length] - 3];
NSString *left= [intStr substringToIndex:[intStr length] - 3];
[array insertObject:right atIndex:0];
intStr = left;
}
[array insertObject:intStr atIndex:0];
NSString *result = [array componentsJoinedByString:@","];
if ([dotStr intValue] > 0) {
result = [NSString stringWithFormat:@"%@.%@", result, dotStr];
}
return result;
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