Class getComponentType() method in Java with Examples
Last Updated :
27 Jan, 2022
The getComponentType() method of java.lang.Class class is used to get the Class representing the component type of an array, if this class represents one. Else it returns null.
Syntax:
public Class getComponentType()
Parameter: This method does not accept any parameter.
Return Value: This method returns Class representing the component type of an array if this class represents one. Else it returns null.
Below programs demonstrate the getComponentType() method.
Example 1:
Java
import java.util.*;
public class Test {
public static void main(String[] args)
throws ClassNotFoundException
{
Class myClass = Class.forName("Test");
System.out.println("Class represented by myClass: "
+ myClass.toString());
System.out.println("ComponentType of myClass: "
+ myClass.getComponentType());
}
}
|
Output:
Class represented by myClass: class Test
ComponentType of myClass: null
Example 2:
Java
import java.util.*;
public class Test {
public static void main(String[] args)
throws ClassNotFoundException
{
int [] Arr = new int [ 5 ];
Class arrClass = Arr.getClass();
System.out.println("ComponentType of myClass: "
+ arrClass.getComponentType());
}
}
|
Output:
ComponentType of myClass: int
Reference: https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html#getComponentType–
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