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如何从特定键访问单个键值?如何访问字典数组中的特定键值
我正在使用NSDictionary的NSArray与plist源代码,如下所示;
<plist version="1.0">
<array>
<dict>
<key>name</key>
<string>item name</string>
<key>level</key>
<integer>3</integer> // range is 1 .. 7
<key>Stage1</key>
<string>Text for Stage 1</string>
<key>Stage2</key>
<string>Text for Stage 2</string>
<key>Stage3</key>
<string>Text for Stage 3</string>
<key>Stage4</key>
<string>Text for Stage 4</string>
<key>Stage5</key>
<string>Text for Stage 5</string>
<key>Stage6</key>
<string>Text for Stage 6</string>
<key>Stage7</key>
<string>Text for Stage 7</string>
</dict>
// more dictionaries follow
我可以通过执行以下操作查看整部字典:
NSNumber *helps = [myArray objectAtIndex:[pickerView selectedRowInComponent:0]];
notesLabel.text = [NSString stringWithFormat:@"%@", helps];
你的帮助是极大的赞赏...我这样的小白。
直到感谢您的帮助!我能够补充:
NSDictionary *dictionary = [foodArray objectAtIndex:[pickerView selectedRowInComponent:0]];
notesLabel.text = (@"stage is: %@", [dictionary objectForKey:[NSString stringWithFormat:@"%@", stage]]);
哪给了我正是我想念的东西。 :)
截止,感谢您的帮助! – padapa 2011-03-09 23:02:04
就像一个魅力,只是我失踪了。 – padapa 2011-03-14 12:36:58