Java Collection Tutorial - Java Map.equals(Object o)

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Syntax

Map.equals(Object o) has the following syntax.

boolean equals(Object o)

Example

In the following code shows how to use Map.equals(Object o) method.

 //from ww  w.  j  a  v  a  2 s.  co  m
import java.util.HashMap;
import java.util.Map;

public class Main {
  public static void main(String[] a) {
    Map<String,String> map = new HashMap<String,String>();
    map.put("key1", "value1");
    map.put("key2", "value2");
    map.put("key3", "value3");
    Map<String,String> map2 = new HashMap<String,String>();
    map2.put("key2", "value2");
    map2.put("key1", "value1");
    map2.put("key3", "value3");
    System.out.println(map2.equals(map2));
  }
}
  

The code above generates the following result.

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