Random numbers will help you add an element of unpredictability to your website.you can retrieve a random number and display a corresponding image, tip, or greeting.you must first create a random object and then call the nextInt method to return a random number.
Positive Random Number:1446394622
Generating a random Number between 1 and 6 :2
Note:Each time this script is run a different output will be produced.
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Example:
<%@page import="java.util.*" %> <html> <head> <title>Generating Random Numbers</title> </head> <body> <h3>Random Numbers:</h3> <%! Random randomValue=new Random(); %> <p> Random Number:<%=randomValue.nextInt() %> <br> Positive Random Number:<%=Math.abs(randomValue.nextInt()) %> <br> Generating a random Number between 1 and 6 :<%=(Math.abs(randomValue.nextInt())%5)+1 %> <p> <b>Note:</b>Each time this script is run a different output will be produced. </body> </html>
Description:
- Use the import page directive to import the java.util package.The Random class is located in this package.
- Create a random object instance.
- Call the nextInt method.The nextInt method will return a random number anywhere within the full range of integer values.Be aware that the nextInt method can return a negative number.
- Pass the generated random number to the abs method.This will convert all generated numbers from negative to positive.
- Use the modules operator to calculate the remainder between a positive random number and the maximum random number that you require.Add one to this result.
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Random Numbers:
Random Number:443353488Positive Random Number:1446394622
Generating a random Number between 1 and 6 :2
Note:Each time this script is run a different output will be produced.
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ReplyDeleteNice compilations, thanks for the post
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