Ios 如何对数组进行降序排序?
我在我的应用程序中得到数组作为响应。现在我想根据每个对象的价格对这个数组进行排序,那个么我该怎么做呢?在我的应用程序中,我得到了这样的响应 有关更多信息,请查看以下回复Ios 如何对数组进行降序排序?,ios,objective-c,iphone,swift,Ios,Objective C,Iphone,Swift,我在我的应用程序中得到数组作为响应。现在我想根据每个对象的价格对这个数组进行排序,那个么我该怎么做呢?在我的应用程序中,我得到了这样的响应 有关更多信息,请查看以下回复 `get_available_busdetail" = ( { FirmaNo = 284; IslemTipi = 1; "company_logo_url" = "aHR0cHM6Ly9ldGlja2V0LmlwZWt0ci5jb20vd3Nib
`get_available_busdetail" = (
{
FirmaNo = 284;
IslemTipi = 1;
"company_logo_url" = "aHR0cHM6Ly9ldGlja2V0LmlwZWt0ci5jb20vd3Nib3MzL0xvZ29WZXIuQXNweD9mbnVtPTI4NA==";
"company_name" = "Metro Turizm";
"departure_city" = ANTALYA;
"destination_city" = "\U0130STANBUL";
firmaAdi = "Metro Turizm";
hatNo = 1;
"info_i" = "ANTALYA ->\U0130STANBUL ";
price = 75;
saat = "MTkwMC0wMS0wMVQxMDozMDowMCswMjowMA==";
seat = "2+1";
seferTakipNo = 073403;
tarih = "2016-03-09";
time = "10:30";
},
{
FirmaNo = 20;
IslemTipi = 1;
"company_logo_url" = aHR0cHM6Ly9ldGlja2V0LmlwZWt0ci5jb20vd3Nib3MzL0xvZ29WZXIuQXNweD9mbnVtPTIw;
"company_name" = "\U0130smail Ayaz";
"departure_city" = ANTALYA;
"destination_city" = "\U0130STANBUL";
firmaAdi = "\U0130smail Ayaz";
hatNo = 6;
"info_i" = "Alanya ->ANTALYA ->\U0130STANBUL ";
price = 70;
saat = "MTkwMC0wMS0wMVQxMDowMDowMCswMjowMA==";
seat = "2+1";
seferTakipNo = 179680;
tarih = "2016-03-09";
time = "13:00";
},
{
FirmaNo = 284;
IslemTipi = 1;
"company_logo_url" = "aHR0cHM6Ly9ldGlja2V0LmlwZWt0ci5jb20vd3Nib3MzL0xvZ29WZXIuQXNweD9mbnVtPTI4NA==";
"company_name" = "Metro Turizm";
"departure_city" = ANTALYA;
"destination_city" = "\U0130STANBUL";
firmaAdi = "Metro Turizm";
hatNo = 1;
"info_i" = "ANTALYA ->\U0130STANBUL ";
price = 70;
saat = "MTkwMC0wMS0wMVQxNjowMDowMCswMjowMA==";
seat = "2+2";
seferTakipNo = 073430;
tarih = "2016-03-09";
time = "16:00";
})
现在我想根据每个对象值对数组进行降序排序Price,那么如何根据它对数组进行降序排序。Objective-C
NSSortDescriptor *descriptor = [[NSSortDescriptor alloc] initWithKey:@"price" ascending:NO];
NSArray * sortedArray =[yourArrayName sortedArrayUsingDescriptors:[NSArray arrayWithObjects:descriptor,nil]];
Swift
var descriptor: NSSortDescriptor = NSSortDescriptor(key: "price", ascending: False)
var sortedArray: NSArray = yourArrayName.sortedArrayUsingDescriptors([descriptor])
从响应创建对象数组时,可以使用
sortInPlace
方法对其进行排序,如下所示:
struct SomeObject {
...
let price: Int
...
}
// Create array from response
var array: [SomeObject] = ...
// Sort it
array.sortInPlace { $0.price > $1.price }
谢谢,伙计,它工作得很好,你节省了我这么多时间\