十六进制字符串转数字
- 作者: 朱银龙40522687
- 来源: 51数据库
- 2022-08-17
+ (NSNumber *) numberHexString:(NSString *)aHexString
{
// 为空,直接返回.
if (nil == aHexString)
{
return nil;
}
NSScanner * scanner = [NSScanner scannerWithString:aHexString];
unsigned long long longlongValue;
[scanner scanHexLongLong:&longlongValue];
//将整数转换为NSNumber,存储到数组中,并返回.
NSNumber * hexNumber = [NSNumber numberWithLongLong:longlongValue];
return hexNumber;
}
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