Ios 在swift中使用json的一部分进行解码
我只想在Swift中使用或不使用解码器解码json字符串的一部分。 我的API响应是Ios 在swift中使用json的一部分进行解码,ios,json,swift,xcode,api,Ios,Json,Swift,Xcode,Api,我只想在Swift中使用或不使用解码器解码json字符串的一部分。 我的API响应是 { "title": "Recent Uploads tagged kitten", "link": "https:\/\/www.flickr.com\/photos\/tags\/kitten\/", "description": "",
{
"title": "Recent Uploads tagged kitten",
"link": "https:\/\/www.flickr.com\/photos\/tags\/kitten\/",
"description": "",
"modified": "2020-06-29T11:11:29Z",
"generator": "https:\/\/www.flickr.com",
"items": [
{
"title": "Sur le qui-vive, mais pas trop ...",
"link": "https:\/\/www.flickr.com\/photos\/nf39\/50057255053\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50057255053_dccf68d9ee_m.jpg"},
"date_taken": "2020-06-20T17:40:34-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/nf39\/\">Titole<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/nf39\/50057255053\/\" title=\"Sur le qui-vive, mais pas trop ...\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50057255053_dccf68d9ee_m.jpg\" width=\"240\" height=\"240\" alt=\"Sur le qui-vive, mais pas trop ...\" \/><\/a><\/p> <p>\u201cCelui qui a confiance en lui m\u00e8nera les autres.\u201d<br \/> Horace<br \/> <br \/> <b>Thank you very much for your comments and for your faves.<\/b><br \/> (Please do not use without my written permission.)<\/p>",
"published": "2020-06-29T11:11:29Z",
"author": "nobody@flickr.com (\"Titole\")",
"author_id": "46348076@N08",
"tags": "kitten cat gatto katze kat gato titole nicolefaton squareformat grey"
},
{
"title": "baby cat",
"link": "https:\/\/www.flickr.com\/photos\/dimitra_daby\/50057281506\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50057281506_ba2bb9ba16_m.jpg"},
"date_taken": "2020-06-29T10:05:21-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/dimitra_daby\/\">Love me tender \u266a\u00b8.\u2022*\u00b4\u00a8\u00b4\u00a8*\u2022.\u266a\u00b8.\u2022*\u00b4<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/dimitra_daby\/50057281506\/\" title=\"baby cat\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50057281506_ba2bb9ba16_m.jpg\" width=\"240\" height=\"160\" alt=\"baby cat\" \/><\/a><\/p> ",
"published": "2020-06-29T07:06:20Z",
"author": "nobody@flickr.com (\"Love me tender \u266a\u00b8.\u2022*\u00b4\u00a8\u00b4\u00a8*\u2022.\u266a\u00b8.\u2022*\u00b4\")",
"author_id": "67833313@N08",
"tags": "cat animals white kitten minimal mikrolimano piraeus greece dimitrakirgiannaki photography nikond3100 nature brown"
},
{
"title": "baby cat",
"link": "https:\/\/www.flickr.com\/photos\/dimitra_daby\/50057527087\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50057527087_40eee01398_m.jpg"},
"date_taken": "2020-06-29T10:05:21-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/dimitra_daby\/\">Love me tender \u266a\u00b8.\u2022*\u00b4\u00a8\u00b4\u00a8*\u2022.\u266a\u00b8.\u2022*\u00b4<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/dimitra_daby\/50057527087\/\" title=\"baby cat\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50057527087_40eee01398_m.jpg\" width=\"240\" height=\"160\" alt=\"baby cat\" \/><\/a><\/p> ",
"published": "2020-06-29T07:06:19Z",
"author": "nobody@flickr.com (\"Love me tender \u266a\u00b8.\u2022*\u00b4\u00a8\u00b4\u00a8*\u2022.\u266a\u00b8.\u2022*\u00b4\")",
"author_id": "67833313@N08",
"tags": "cat animals white kitten minimal mikrolimano piraeus greece dimitrakirgiannaki photography nikond3100 nature blackandwhite"
},
{
"title": "Mom with her kitty \ud83d\udc9e",
"link": "https:\/\/www.flickr.com\/photos\/andrea_yoly\/50057233161\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50057233161_4fcb9429e1_m.jpg"},
"date_taken": "2020-06-14T07:50:11-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/andrea_yoly\/\">En memoria de Zarpazos, mi valiente y mimoso tigre<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/andrea_yoly\/50057233161\/\" title=\"Mom with her kitty \ud83d\udc9e\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50057233161_4fcb9429e1_m.jpg\" width=\"240\" height=\"156\" alt=\"Mom with her kitty \ud83d\udc9e\" \/><\/a><\/p> <p>Mam\u00e1 con su gatito \ud83d\udc9e<\/p>",
"published": "2020-06-29T06:47:59Z",
"author": "nobody@flickr.com (\"En memoria de Zarpazos, mi valiente y mimoso tigre\")",
"author_id": "38941615@N02",
"tags": "blackcat tabbykitten catbreastfeeding cats kitten love motherandson"
},
{
"title": "A Cat in the Hand is Worth . . .",
"link": "https:\/\/www.flickr.com\/photos\/bkhagar_gallery\/50056346628\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056346628_6c24fcca5c_m.jpg"},
"date_taken": "2020-04-22T17:29:06-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/bkhagar_gallery\/\">BKHagar *Kim*<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/bkhagar_gallery\/50056346628\/\" title=\"A Cat in the Hand is Worth . . .\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056346628_6c24fcca5c_m.jpg\" width=\"191\" height=\"240\" alt=\"A Cat in the Hand is Worth . . .\" \/><\/a><\/p> <p>Well, you can draw your own conclusions. We LOVE our cats! LOL! :)<\/p>",
"published": "2020-06-29T04:16:07Z",
"author": "nobody@flickr.com (\"BKHagar *Kim*\")",
"author_id": "34106278@N04",
"tags": "bkhagar cat kitty kitten hand porcelain"
},
{
"title": "My baby Kitten \"Kiki\"",
"link": "https:\/\/www.flickr.com\/photos\/188970647@N05\/50056784831\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056784831_db1436196b_m.jpg"},
"date_taken": "2020-02-19T22:56:53-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/188970647@N05\/\">arel.in<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/188970647@N05\/50056784831\/\" title=\"My baby Kitten "Kiki"\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056784831_db1436196b_m.jpg\" width=\"180\" height=\"240\" alt=\"My baby Kitten "Kiki"\" \/><\/a><\/p> <p>smart<\/p>",
"published": "2020-06-29T03:15:26Z",
"author": "nobody@flickr.com (\"arel.in\")",
"author_id": "188970647@N05",
"tags": "animals kitten"
},
{
"title": "Tiny Jane",
"link": "https:\/\/www.flickr.com\/photos\/14461370@N03\/50055707913\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50055707913_d590433c3a_m.jpg"},
"date_taken": "2020-06-28T18:12:41-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/14461370@N03\/\">zimwizdotcom<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/14461370@N03\/50055707913\/\" title=\"Tiny Jane\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50055707913_d590433c3a_m.jpg\" width=\"240\" height=\"160\" alt=\"Tiny Jane\" \/><\/a><\/p> <p>It seems my little Jane will forever stay tiny. Malnourished after being abandoned I suspect it stunted her growth when she was developing. But it hasn't slowed her down as she can run faster than any animal her size. And she has more love than so many animals much, much bigger than her.<br \/> <br \/> 20mm f\/3.5 Nikkor-UD @ f\/3.5 (wide open)<\/p>",
"published": "2020-06-29T00:01:52Z",
"author": "nobody@flickr.com (\"zimwizdotcom\")",
"author_id": "14461370@N03",
"tags": "20mmf35nikkorud 20mm 20mf35 nikkor nikkorud cat jane kitten smallcat dirtywindow"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50056316582\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056316582_4e492c0ea6_m.jpg"},
"date_taken": "2020-06-25T13:21:06-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50056316582\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056316582_4e492c0ea6_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:32:56Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50056076841\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056076841_6dd3bfb97f_m.jpg"},
"date_taken": "2020-06-25T13:20:15-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50056076841\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056076841_6dd3bfb97f_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:32:52Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50056317592\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056317592_a60109696e_m.jpg"},
"date_taken": "2020-06-25T13:20:54-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50056317592\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056317592_a60109696e_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:32:55Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50055484608\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50055484608_3a0c1614b2_m.jpg"},
"date_taken": "2020-06-26T09:45:00-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50055484608\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50055484608_3a0c1614b2_m.jpg\" width=\"240\" height=\"171\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:33:00Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50055487838\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50055487838_dd74230bda_m.jpg"},
"date_taken": "2020-06-26T09:44:39-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50055487838\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50055487838_dd74230bda_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:32:59Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50055485638\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50055485638_7ba0b79d3a_m.jpg"},
"date_taken": "2020-06-26T09:43:59-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50055485638\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50055485638_7ba0b79d3a_m.jpg\" width=\"240\" height=\"206\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:33:02Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50056313792\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056313792_016db8365b_m.jpg"},
"date_taken": "2020-06-25T13:21:11-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50056313792\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056313792_016db8365b_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:32:57Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50056306567\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056306567_a70f3c7323_m.jpg"},
"date_taken": "2020-06-26T09:45:08-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50056306567\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056306567_a70f3c7323_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:33:00Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50055485163\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50055485163_5bdbf0d8b2_m.jpg"},
"date_taken": "2020-06-26T09:44:11-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50055485163\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50055485163_5bdbf0d8b2_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:33:03Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50056318287\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056318287_f6c1fd2739_m.jpg"},
"date_taken": "2020-06-25T13:20:39-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50056318287\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056318287_f6c1fd2739_m.jpg\" width=\"240\" height=\"171\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:32:54Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50055486148\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50055486148_379be7598d_m.jpg"},
"date_taken": "2020-06-26T09:43:57-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50055486148\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50055486148_379be7598d_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:33:01Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50055497758\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50055497758_cac1374fb1_m.jpg"},
"date_taken": "2020-06-25T13:20:30-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50055497758\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50055497758_cac1374fb1_m.jpg\" width=\"240\" height=\"180\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:32:54Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
},
{
"title": "Kitten \u5b50\u732b",
"link": "https:\/\/www.flickr.com\/photos\/eriko-japan\/50056323122\/",
"media": {"m":"https:\/\/live.staticflickr.com\/65535\/50056323122_4306467c0c_m.jpg"},
"date_taken": "2020-06-25T13:20:20-08:00",
"description": " <p><a href=\"https:\/\/www.flickr.com\/people\/eriko-japan\/\">eriko_jpn<\/a> posted a photo:<\/p> <p><a href=\"https:\/\/www.flickr.com\/photos\/eriko-japan\/50056323122\/\" title=\"Kitten \u5b50\u732b\"><img src=\"https:\/\/live.staticflickr.com\/65535\/50056323122_4306467c0c_m.jpg\" width=\"240\" height=\"160\" alt=\"Kitten \u5b50\u732b\" \/><\/a><\/p> <p>OLYMPUS DIGITAL CAMERA<\/p>",
"published": "2020-06-28T22:32:52Z",
"author": "nobody@flickr.com (\"eriko_jpn\")",
"author_id": "52742772@N02",
"tags": "cat kitten"
}
]
}
不适合我。这里数据
是我的API响应
当我打印
json
变量时,我得到nil
UseCodable
。创建与JSON对应的可解码结构模型,如下所示:
struct Response: Decodable {
var items: [Item]
}
struct Item: Decodable {
let title, link: String
let media: Media
let dateTaken, description, published, author: String
let authorId, tags: String
}
struct Media: Codable {
let m: String
}
do {
let decoder = JSONDecoder()
decoder.keyDecodingStrategy = .convertFromSnakeCase
let items = try decoder.decode(Response.self, from: data).items
print(items)
} catch {
print(error)
}
不要使用JSONSerialization
像这样使用JSONDecoder
:
struct Response: Decodable {
var items: [Item]
}
struct Item: Decodable {
let title, link: String
let media: Media
let dateTaken, description, published, author: String
let authorId, tags: String
}
struct Media: Codable {
let m: String
}
do {
let decoder = JSONDecoder()
decoder.keyDecodingStrategy = .convertFromSnakeCase
let items = try decoder.decode(Response.self, from: data).items
print(items)
} catch {
print(error)
}
使用
keyDecodingStrategy
修改了JSONDecoder
,信用证:@Vadian.不要使用try?
,尤其是在开发新代码时,因为您忽略了包含解码失败原因信息的错误。我建议您切换到使用Codable
协议,而不是旧的json序列化
。您可以将json粘贴到中,它将为您生成结构和解码代码。您可以省略结构中不想使用的属性。