Java SortedMap.keySet()
Syntax
SortedMap.keySet() has the following syntax.
Set < K > keySet()
Example
In the following code shows how to use SortedMap.keySet() method.
import java.util.SortedMap;
import java.util.TreeMap;
/*from www . j a v a2 s . c o m*/
public class Main {
public static void main(String[] args) {
SortedMap<String, Integer> sortedMap = new TreeMap<String, Integer>();
sortedMap.put("A", 1);
sortedMap.put("B", 2);
sortedMap.put("C", 3);
sortedMap.put("D", 4);
sortedMap.put("E", 5);
sortedMap.put("java2s", 6);
System.out.println(sortedMap.keySet());
}
}
The code above generates the following result.
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