Firstly-
Create a file named hello.php and put it in your web server’s root
Directory  (DOCUMENT-ROOT).
Example:

  1. <html>  
  2. <head>
  3. <title>PHP Test</title>
  4. </head>
  5.  <body>  
  6. <?php echo ‘<p>Hello World</p>’; ?>
  7.  </body>   
  8. </html>  
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