Click here to watch in Youtube :
https://www.youtube.com/watch?v=4l6NIQyW_So&list=UUhwKlOVR041tngjerWxVccw
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Java Tutorial: System class in java [How to measure the time interval] |
import java.io.IOException; public class TimeDemo { public static void main(String[] args) throws IOException { /* * Returns the current value of the system timer, in * nanoseconds */ System.out.print("time in nanoseconds = "); System.out.println(System.nanoTime()); /* * Returns the current value of the system timer, in * milliseconds */ System.out.print("time in milliseconds = "); System.out.println(System.currentTimeMillis()); } }Output
time in nanoseconds = 8765309144714 time in milliseconds = 1488772824057TimeDiffDemo.java
public class TimeDiffDemo { public static void main(String[] args) throws InterruptedException { long startTime = System.currentTimeMillis(); int i = 1; while (i < 1000) { Thread.sleep(10); ++i; } long endTime = System.currentTimeMillis(); long timeDiff = endTime - startTime; System.out.println("timeDiff in ms = " + timeDiff); }Output
timeDiff in ms = 10428Click the below link to download the code:
https://sites.google.com/site/ramj2eev1/home/javabasics/SystemDemo_time_App.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/SystemDemo_time_App
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/2f1fa585daa61fc8fa0957d6f04b940eddbcf7ec/BasicJava/SystemDemo_time_App/?at=master
See also:
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