【发布时间】:2014-11-11 13:21:49
【问题描述】:
在我的应用程序中,我需要在 NSMutableDictionary 中插入 NSMutableArray 的成员。我的数组如下:
[Entity_ID] [Lastname] [Firstname] [Email] [Street] [StreetNr] [Zipcode] [City] [Opt] [Gender] [Age] [Clicks] [Transactions]
现在我需要创建一个类似以下结构的 NSMutableDictionary:
key = "ID" value = "Entity_ID"
key = "Lastname" value = "Lastname"
key = "Firstname" value = "Firstname"
key = "Email" value = "Email"
key = "Street" value = "Street"
key = "StreetNr" value = "StreetNr"
key = "Zipcode" value = "Zipcode"
key = "City" value = "City"
key = "Opt" value = "Opt"
key = "Gender" value = "Gender"
key = "Age" value = "Age"
key = "Clicks" value = "Clicks"
key = "Transactions" value = "Transactions"
有人可以帮我找到解决方法吗? 谢谢!
更新
我尝试使用 trojanfoe 建议我的代码,它可以工作,但这并不是我所需要的。我通过解析 CSV 文件将他的数据存储在我的 NSMutableArray 中。 CSV 文件具有以下结构:
Entity_ID Lastname Firstname Email Street StreetNr Zipcode City Opt Gender Age Clicks Transactions
ID Surname Name mail address number zip city x female xy z k
ID Surname Name mail address number zip city x female xy z k
ID Surname Name mail address number zip city x female xy z k
ID Surname Name mail address number zip city x female xy z k
ID Surname Name mail address number zip city x female xy z k
ID Surname Name mail address number zip city x female xy z k
ID Surname Name mail address number zip city x female xy z k
如果我使用 tojanfoe 向我建议的代码,我可以创建一个 NSMutableDictionary,其中我只保存我的 CSV 的第一行,现在我如何对我的 CSV 的所有行执行相同的操作?
更新 2
我以不同的方式制作,这是我的代码:
NSMutableArray *finalArray = [[NSMutableArray alloc]init];
NSMutableDictionary *rowDataDict = [[NSMutableDictionary alloc]init];
int i = 0;
int k = 0;
for (int j = 0; j < cleanedArray.count; j++) {
while (i < 11) {
if (k < cleanedArray.count) {
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Lastname"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Firstname"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Email"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Street"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"StreetNr"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Zipcode"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"City"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Opt"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Gender"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Age"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Clicks"];
k++;
i++;
NSLog(@"%@", finalArray);
NSLog(@"k = %d, i = %d", i, k);
[rowDataDict setObject:cleanedArray[k] forKey:@"Transactions"];
NSLog(@"%@", finalArray);
}
}
[finalArray addObject:rowDataDict];
NSLog(@"%@", finalArray);
i = 0;
}
NSLog(@"%@", finalArray);
我快疯了:当我执行我在这里发布的代码时,它为我创建了一个字典数组,但在这个数组中我总是看到同一个字典。
我尝试使用断点执行它,我看到 j = 1 它在我创建字典期间更改了我的finalArray,为什么它在执行指令[finalArray addObject:rowDataDict]; 之前修改我的finalArray
【问题讨论】:
-
那么你想要一个字典数组还是数组字典?
-
对不起,我刚才看到了您的通知,因为我正在寻找解决方案,但是如果您查看我的问题,我使用我编写的代码更新了它以创建字典数组.我希望你能帮我解决它
标签: objective-c nsmutablearray nsmutabledictionary