Array Loop Example

From Java Example Source Code

[edit] Overview - Array Loop Example

This is a Java example program.

[edit] Java Source Code

• Package: example.array
• File: TimeArray.java

package example.array;
 
public class TimeArray {
    public static void main(String args[]) {
	System.out.println("Integer.MAX_VALUE="+Integer.MAX_VALUE);
	long startTime = System.currentTimeMillis();	
	for (int i = 0, n = Integer.MAX_VALUE; i < n; i++) {
	    ;
	}
	long midTime = System.currentTimeMillis();
	for (int i = Integer.MAX_VALUE - 1; i >= 0; i--) {
	    ;
	}
	long endTime = System.currentTimeMillis();
	System.out.println("Increasing: " + (midTime - startTime));
	System.out.println("Decreasing: " + (endTime - midTime));
    }
}

[edit] What Result You Can Get

Run this program, you will get:

Integer.MAX_VALUE=2147483647
Increasing: 4427
Decreasing: 4446

[edit] Required External Libraries and/or Files for this Java Example

Need nothing.

[edit] How to Run this Java Example Program

We recommend running this Java example program with Eclipse.

For assistance in working with Eclipse, please see How to Run Java Program with Eclipse.

It's fairly easy.

[edit] Question & Answer

Any question?

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