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(10 points) Line sums: Write a PHP funcion called lineSum that accepts a parameter and retums the sum of the integers on that

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Answer #1

Code

html file

<html>
<head>
<head>
<body>
<form action="readingFile.php" method="POST">
<table>
<tr>
   <td>Enter File name: </td><td><input type="text" name="filename"></td>
</tr>
<tr>
   <td>Enter line number:</td><td><input type="text" name="lineno"></td>
</tr>
<tr>
   <td colspan="2"><input type="submit" value="Submit"></td>
</tr>
</form>
<body>
</html>

readlingFile.php

<?php
   $fileName=$_POST['filename'];
   $lineNo=$_POST['lineno'];
  
  
   echo "Sum is = ".lineSum($fileName,$lineNo);
  
   function lineSum($fName, $line)
   {
       $file = fopen($fName,"r");
       $count=0;
       $sum=0;
       while(! feof($file))
       {
           $count+=1;
           if($line==$count)
           {
               $numbers = explode(" ", fgets($file));
               foreach ($numbers as &$value) {
                   $sum += (int)$value;
               }
           }
           fgets($file);
       }
       return $sum;
}
?>

ouptus

localhost/jay/readingFile.html Computer Science question Che X X localhost/jay/reading File. htm l Apps C Types Of InformatioUComputer Science question | Che localhost/jay/readingFile.php x X localhost/jay/reading File.php Apps C Types Of Informatio.localhost/jay/reading File.html Computer Science question | Che X C localhost/jay/reading File. htm l Apps C Types Of Informalocalhost/jay/readingFile.php Computer Science question | Che x X localhost/jay/reading File.php Apps C Types Of Informatio..

If you have any query regarding the code please ask me in the comment i am here for help you. Please do not direct thumbs down just ask if you have any query. And if you like my work then please appreciates with up vote. Thank You.

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