获取nsdictionary中特定键的值 [英] get values of particular key in nsdictionary
本文介绍了获取nsdictionary中特定键的值的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我将 json
解析结果保存在词典
中,如下所示:
I saved the json
parsing result in a dictionary
which look like:
{
"statusCode":"200",
"body":[
{
"status":"success",
"remarks":null
}
],
"data":[
"abcd":[
{
"category":"a",
"title":"b",
"id":"24"
},
{
"category":"c",
"title":"crd",
"id":"65"
},
{
"category":"ds",
"title":"sd",
"id":"18"
}
]
},
{
"efgh":[
{
"category":"ds",
"title":"sd",
"id":"18"
},
{
"category":"sd",
"title":"sd",
"id":"1"
}
]
},
{
"ijkl":[
{
"category":"ds",
"title":"sd",
"id":"18"
},
{
"category":"sd",
"title":"sd",
"id":"1"
}
]
}
]
}
key @data的数据可以使用
The data for key @"data" can be saved into an array by using
NSMutableArray *getdata=[[NSMutableArray alloc]init];
getcat=[results objectForKey:@"data"];
现在我应该怎样做值(类别,标题,id)
在第一个索引内,即abcd
。
Now what should I do for the values(category, title, id)
inside the first index i.e. "abcd"
.
如果有人有任何知识请看看。
If anyone has any knowledge please look upon that.
感谢所有。
推荐答案
以下将给你想要的对象
NSDictionary *dict=[results valueForKeyPath:@"data.abcd"][0];
个人:
NSString *categoryString=[[results valueForKeyPath:@"data.abcd"][0] objectForKey:@"Category"];
NSString *idString=[[results valueForKeyPath:@"data.abcd"][0] objectForKey:@"id"];
NSString *titleString=[[results valueForKeyPath:@"data.abcd"][0] objectForKey:@"title"];
此外,
NSString *categoryString=dict[@"Category"];
NSString *idString=dict[@"id"];
NSString *titleString=dict[@"title"];
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