Java Data Type Tutorial - Java Runtime.freeMemory()

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Syntax

Runtime.freeMemory() has the following syntax.

public long freeMemory()

Example

In the following code shows how to use Runtime.freeMemory() method.

//from   ww  w . j  ava  2 s. c  o  m

public class Main {

   public static void main(String[] args) {


      // print the number of free bytes
      System.out.println(Runtime.getRuntime().freeMemory());

   }
}

The code above generates the following result.

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