摘要:
------Java培训、Android培训、iOS培训、.Net培训、期待与您交流! -------int age = 20;NSRangerange =NSMakeRange(1,3);// 类方法创建字符串// 格式化字符串NSString *str1 = [NSString stringWi... 阅读全文
摘要:
------Java培训、Android培训、iOS培训、.Net培训、期待与您交流! -------NSArray *array = [NSArray arrayWithObjects: @“1”,@“2”,@“3”,nil];//array[i] = [array objectAtIndex:i... 阅读全文