相关疑难解决方法(0)

有一个数组,每个元素都是一个NSDictionary.

NSMutableArray *mutArr = [NSMutableArray array];

for (Person *person in persons) {
    NSDictionary *dict = [[NSDictionary alloc] initWithObjectsAndKeys:person.name, @"name", person.email, @"email", nil];
    [mutArr addObject:dict];
}

self.arr = [[NSArray alloc] initWithArray:mutArr];

如何通过使用方法使用arr名称或电子邮件文件管理包含字符串.@"filter string"filterArrayUsingPredicate:

提前致谢!

我有一个NSPredication,格式如下:@"Status CONTAINS[cd] shipped"

我有一个字典数组,这是一个例子:

{
        {
        Category = "Category 4";
        Comp = "Category 4";
        Depth = 02;
        Grade = New;
        Length = 02;
        Location = "Thousand Oaks, CA";
        Name = "3ply Mat";
        Owner = "Owner 3";
        PUP = 2;
        Status = Shipped;
        "Unit Number" = 20110507113852351;
        Width = 02;
    },
        {
        Category = "Category 4";
        Comp = "Category 4";
        Depth = 02;
        Grade = New;
        Length = 02;
        Location = "Thousand Oaks, CA";
        Name = "3ply Mat";
        Owner = …