[英]How to get specific value from JSON in swift
I can successfully parse all data from my json file. 我可以成功解析json文件中的所有数据。 In my application in the collection view i try to parse only 1 image data to cell but i got related all data with it. 在集合视图中的应用程序中,我尝试仅将1个图像数据解析为单元格,但是我将所有数据与之相关。 I'll share the JSON code and the parse code with you and lastly screen shot of simulator. 我将与您共享JSON代码和解析代码,最后是模拟器的屏幕截图。 I hope you can help me about it. 我希望你能帮助我。 Thank you, 谢谢,
JSON code JSON代码
{
"retcode": "200",
"content": [{
"id": 3,
"name": "X Treme",
"desc": "Polikarbon G\u00f6vde",
"category": "Design",
"thumbnail": [{
"id": 2,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/xtreme_red.jpg"
}, {
"id": 3,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/xtreme_orange.jpg"
}, {
"id": 4,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/xtreme_blue.jpg"
}, {
"id": 5,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/xtreme_green.jpg"
}, {
"id": 6,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/xtreme_clear.jpg"
}, {
"id": 7,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/xtreme_grey.jpg"
}, {
"id": 8,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/xtreme_slred.jpg"
}]
}, {
"id": 4,
"name": "Opal",
"desc": "Polikarbon Sandalye",
"category": "Design",
"thumbnail": [{
"id": 9,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/opal_orange.jpg"
}, {
"id": 10,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/opal_blue.jpg"
}, {
"id": 11,
"thumbnail": "http:\/\/www.ertonga.com\/product_images\/opal_green.jpg"
}]
}],
"error_msg": ""
}
Swift Code SWIFT代码
if let url = NSURL(string: urlString) {
if let data = try? NSData(contentsOfURL: url, options: [])
{
do {
let json = try NSJSONSerialization.JSONObjectWithData(data, options: .AllowFragments)
var valueforname:Int = 0
if let blogs = json["content"] as? [[String: AnyObject]] {
for blog in blogs {
if let blog2 = blog["thumbnail"] as? [[String: AnyObject]] {
for blog3 in blog2 {
if let blog4 = blog3["thumbnail"] as? String {
var checkvalue1 = blog3["id"] as? Int
if Imagearray.contains(String(checkvalue1!)) {
}
else {
Imagearray.append(blog4)
}
}
}
}
}
}
}
catch {
print("error serializing JSON: \(error)")
}
}
}
and here is the screen shots. 这是屏幕截图。 You can see the different colors of chairs I want to only 1 color for each item 您可以看到椅子的不同颜色,我希望每个项目只有一种颜色
Try this one: 试试这个:
NSURL(string: urlString) {
if let data = try? NSData(contentsOfURL: url, options: [])
{
do {
let json = try NSJSONSerialization.JSONObjectWithData(data, options: .AllowFragments)
var valueforname:Int = 0
if let blogs = json["content"] as? [[String: AnyObject]] {
for blog in blogs {
if let blog2 = blog["thumbnail"] as? [[String: AnyObject]] {
if let blog4 = blog2["thumbnail"] as? String
{
Imagearray.append(blog4)
}
}
}
}
}
catch {
print("error serializing JSON: \(error)")
}
}
}
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