Java LinkedHashMap containsKey Example

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import java.util.LinkedHashMap;

class JavaLinkedHashMapContains {

	public static void main(String[] args) {

		// create LinkedHashMap object
		LinkedHashMap linkedHashMap = new LinkedHashMap();

		// add key value pairs to LinkedHashMap
		linkedHashMap.put("1", "One");
		linkedHashMap.put("2", "Two");
		linkedHashMap.put("3", "Three");

		boolean exists = linkedHashMap.containsKey("3");
		System.out.println("Result : " + exists);
	}
}
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