9:31 pm - Thursday July 19, 2018

TreeMap example program to check if a particular value exists

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/**
*@author :CandidJava.com
*@descriptions : This program explain the function and use of containsValue () method
*/
import java.util.TreeMap;

class CheckValueOfTreeMap {
public static void main(String[] args) {
// creating TreeMap Object
TreeMap treeMap = new TreeMap();
treeMap.put("1", "One");
treeMap.put("2", "Two");
treeMap.put("3", "Three");
// to check a particular value from the list using containsValue()
// method
boolean blnExists = treeMap.containsValue("Three");
System.out.println("Three exists in TreeMap ? : " + blnExists);
}
}

Output:

D:\CandidJava\Util\TreeMap>javac CheckValueOfTreeMap.java

Note: CheckValueOfTreeMap.java uses unchecked or unsafe operations.

Note: Recompile with -Xlint:unchecked for details.

D:\CandidJava\Util\TreeMap>java CheckValueOfTreeMap

Three exists in TreeMap ? : true

 

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Filed in: Z-A All Java Codes

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