OC中的二进制字符串转十六进制字符串

直接上代码

-(NSString*)twoConvertSixteen:(NSString*)string{

NSString* strTen =[NSString stringWithFormat:@"%lu", strtoul ( [stringUTF8String],0,2)];

int num = [strTen intValue];

NSString* sixTeenString = [NSString stringWithFormat:@"%x",num];

return sixTeenString;

}

南无阿弥陀佛