Timing array loop performance : Array « Collections Data Structure « Java

Java 1.  2D Graphics GUI 2.  3D 3.  Advanced Graphics 4.  Ant 5.  Apache Common 6.  Chart 7.  Class 8.  Collections Data Structure 9.  Data Type 10.  Database SQL JDBC 11.  Design Pattern 12.  Development Class 13.  EJB3 14.  Email 15.  Event 16.  File Input Output 17.  Game 18.  Generics 19.  GWT 20.  Hibernate 21.  I18N 22.  J2EE 23.  J2ME 24.  JDK 6 25.  JNDI LDAP 26.  JPA 27.  JSP 28.  JSTL 29.  Language Basics 30.  Network Protocol 31.  PDF RTF 32.  Reflection 33.  Regular Expressions 34.  Scripting 35.  Security 36.  Servlets 37.  Spring 38.  Swing Components 39.  Swing JFC 40.  SWT JFace Eclipse 41.  Threads 42.  Tiny Application 43.  Velocity 44.  Web Services SOA 45.  XML Java Tutorial Java Source Code / Java Documentation Java Open Source Jar File Download Java Articles Java Products Java by API Photoshop Tutorials Maya Tutorials Flash Tutorials 3ds-Max Tutorials Illustrator Tutorials GIMP Tutorials C# / C Sharp C# / CSharp Tutorial C# / CSharp Open Source ASP.Net ASP.NET Tutorial JavaScript DHTML JavaScript Tutorial JavaScript Reference HTML / CSS HTML CSS Reference C / ANSI-C C Tutorial C++ C++ Tutorial Ruby PHP Python Python Tutorial Python Open Source SQL Server / T-SQL SQL Server / T-SQL Tutorial Oracle PL / SQL Oracle PL/SQL Tutorial PostgreSQL SQL / MySQL MySQL Tutorial VB.Net VB.Net Tutorial Flash / Flex / ActionScript VBA / Excel / Access / Word XML XML Tutorial Microsoft Office PowerPoint 2007 Tutorial Microsoft Office Excel 2007 Tutorial Microsoft Office Word 2007 Tutorial

Java » Collections Data Structure » Array Screenshots  Timing array loop performance     public class TimeArray {   public static void main(String args[]) {     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;) {       ;     }     long endTime = System.currentTimeMillis();     System.out.println("Increasing: " + (midTime - startTime));     System.out.println("Decreasing: " + (endTime - midTime));   } }                                    Related examples in the same category 1.  Initialize a static array 2.  Initialization and re-assignment of arrays 3.  Doubling the size of an array 4.  Array 2D 5.  Can you change the .length of an array 6.  Show Two-Dimensional Array of Objects 7.  ArrayListDemo done over using an ArrayList 8.  Array Hunt game 9.  Multi Dimension Array 10.  Clone Array 11.  Associates keys with values 12.  Arrays of primitives 13.  Creating arrays with new 14.  Array initialization 15.  Creating an array of nonprimitive objects 16.  Create multidimension arrays 17.  Initializing Array Values 18.  Creating a Two-Dimensional Array 19.  Initializing a Two Dimensional Array 20.  Using the length Variable 21.  Triangular array 22.  Grow array 23.  Define array for class 24.  String array and output to console 25.  Multiply two matrices 26.  Array Of Arrays Demo 2 27.  Array Copy Demo 28.  Copying Elements from One Array to Another 29.  Java program to demonstrate multidimensional arrays 30.  Extend the size of an array 31.  Copy an array 32.  Initialize multidimensional array 33.  Get array upperbound 34.  To get the number of dimensions 35.  Resize an array, System.arraycopy() 36.  Dump array content: Convert the array to a List and then convert to String 37.  java.utils.Arrays provides ways to dump the content of an array. 38.  Dump multi-dimensional arrays 39.  Use the new shorthand notation to iterate through an array 40.  Create a repeated sequence of character 41.  Reverse array elements order 42.  Convert array of primitives into array of objects 43.  Array Initializers 44.  Reinitializes a byte array 45.  Reinitializes an int array 46.  Sum all elements in the array