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[操作系统]iOS之由身份证号返回性别


该博文出自:http://www.cnblogs.com/yang-guang-girl/p/5683454.html

- (void)viewDidLoad{  [super viewDidLoad];  // Do any additional setup after loading the view.    NSString *sex=[self sexStrFromIdentityCard:@"139876456767892345"];  NSLog(@"--sex--%@",sex);  }//由身份证号返回为性别-(NSString *)sexStrFromIdentityCard:(NSString *)numberStr{  NSString *result = nil;    BOOL isAllNumber = YES;    if([numberStr length]<17)    return result;    //**截取第17为性别识别符  NSString *fontNumer = [numberStr substringWithRange:NSMakeRange(16, 1)];    //**检测是否是数字;  const char *str = [fontNumer UTF8String];  const char *p = str;  while (*p!='\0') {    if(!(*p>='0'&&*p<='9'))      isAllNumber = NO;    p++;  }    if(!isAllNumber)    return result;    int sexNumber = [fontNumer integerValue];  if(sexNumber%2==1)    result = @"男";  ///result = @"M";  else if (sexNumber%2==0)    result = @"女";  //result = @"F";    return result;    }
 

输出

2015-10-22 10:33:38.518 由身份证号码返回性别[2356:74542] --sex--女