import java.util.Map;
import java.util.TreeMap;
public class TreeMapSearchKey {
public static void main(String[] args) {
Map<Integer, String> tm = new TreeMap<Integer,String>();
// add key and values
tm.put(1,"java");
tm.put(2,"cpp");
tm.put(3,"php");
tm.put(4,"c");
tm.put(5, "mysql");
//print treemap
System.out.println("TreeMap Is="+tm);
System.out.println(tm.containsKey(1));
System.out.println(tm.containsKey(18));
System.out.println(tm.containsKey(3));
System.out.println(tm.containsKey(25));
}
}
Output:
TreeMap Is={1=java, 2=cpp, 3=php, 4=c, 5=mysql}
true
false
true
false
import java.util.TreeMap;
public class TreeMapSearchKey {
public static void main(String[] args) {
Map<Integer, String> tm = new TreeMap<Integer,String>();
// add key and values
tm.put(1,"java");
tm.put(2,"cpp");
tm.put(3,"php");
tm.put(4,"c");
tm.put(5, "mysql");
//print treemap
System.out.println("TreeMap Is="+tm);
System.out.println(tm.containsKey(1));
System.out.println(tm.containsKey(18));
System.out.println(tm.containsKey(3));
System.out.println(tm.containsKey(25));
}
}
Output:
TreeMap Is={1=java, 2=cpp, 3=php, 4=c, 5=mysql}
true
false
true
false
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