Java HashMap(int initialCapacity) Constructor
Syntax
HashMap(int initialCapacity) constructor from HashMap has the following syntax.
public HashMap(int initialCapacity)
Example
In the following code shows how to use HashMap.HashMap(int initialCapacity) constructor.
//w ww .j av a2s . c o 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>(10);
map.put("key1", "value1");
map.put("key2", "value2");
map.put("key3", "value3");
System.out.println(map);
}
}
The code above generates the following result.
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