摘要： +(BOOL) isIPAdress :(NSString *)ip{ NSArray *array = [ip componentsSeparatedByString:@"."]; NSLog(@"number of array %ld",[array count]); for (NSString *sIP in array) { NSLog(@"%@",sIP); } BOOL flag = YES; if ([array count] == 4) {//判断是否为四段 for (int i = 0; i= '0' 阅读全文