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数字转字符串,带千位符(逗号)

2024-10-22 22:05:39   209人阅读

float转string
带千位符 ( 逗号 )
默认为.2f格式,需要其他请自行修改

[1].[代码] 自行更改string格式 跳至 [1]

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- (NSString*) numberToMathString:(float) num
{
    NSArray * array = [[NSString stringWithFormat:@"%.2f",num/100] componentsSeparatedByString:@"."];
    
    intlen = [array[0] length];
    intx = len%3;
    inty = len/3;
    intdotNumber = y;
    
    if(x == 0)
    {
        dotNumber -= 1;
        x = 3;
    }
    NSMutableString * rs = [@""mutableCopy];
    
    [rs appendString:[array[0] substringWithRange:NSMakeRange(0, x)]];
    
    for(int i=0; i<dotNumber; i++)
    {
        [rs appendString:@","];
        [rs appendString:[array[0] substringWithRange:NSMakeRange(x + i*3, 3)]];
    }
    [rs appendString:@"."];
    [rs appendString:array[1]];
    
    returnrs;
}

数字转字符串,带千位符(逗号)


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