HSC Server Side Scripting (PHP) SOP Practicals
with codes and output

(Q1)

Write a PHP program to check if a person is eligible to vote or not. The program should include the following-

Minimum age required for vote is 18.
Use PHP functions.
Use Decision making statement.

Answer:- <!DOCTYPE html> <html> <head> <title>Eligible to Vote or not</title> </head> <body> <form action="" method="post"> Enter a no : <input type="text" name="t1" placeholder="Enter a number"> <br><input type="submit" name="submit" value="submit"> </form> <?php if (isset($_POST['submit'])) { vote(); } function vote() { $a = $_POST['t1']; intval($a); if($a>=18){ echo "You are Eligible for Vote"; } else{ echo "You are not Eligible for Vote"; } } ?> </body> </html>
Output :

(Q2)

Write a PHP function to count the total number of vowels (a,e,i,o,u) from the string. Accept a string by using HTML form.

Answer:-

<html>
<body>
<h2>Find Number of Vowels in a String</h2>
<form action="" method="post">
<input type="text" name="string" />
<input type="submit" />
</form>
</body>
</html>

<?php if($_POST)
    {
        $string = strtolower($_POST['string']);
        $vowels = array('a','e','i','o','u');
        $len = strlen($string);
        $num = 0;
        for($i=0; $i<$len; $i++){
            if(in_array($string[$i], $vowels))
            {
                $num++;
            }
        }
         echo "Number of vowels : ".$num;
    } ?>

Output

Write a PHP program to check if a person is eligible to vote or not

(Q3)

Write a PHP program to perform the following operations on an associative array.

Display elements of an array along with their keys.
Display the size of an array.
Delete an element from an array from the given index.

Answer:-
<?php
   //Display elements of an array along with their keys
$age = array("Ramesh"=>"51", "Rakesh"=>"32", "RAhul"=>"23");

foreach($age as $x => $x_value) {
echo "Key = " . $x . ", Value = " . $x_value;
echo "<br>";
}
   //Display the size of an array
   echo "<br>Size of Array is : ".count($age)."<br>";

   //Delete an element from an array from the given index
       $data = array(1,2,3,4,5);
       for ($i=0; $i < count($data); $i++) {
           echo " ".$data[$i];
       }
       unset($data[1]);
       echo "<br>Elements After Deleting : <br>";
       for ($i=0; $i < count($data); $i++) {
           echo " ".$data[$i];
       }
?>

Output

(Q4)

Write a PHP program to save marks of English, Hindi, Marathi, Maths and Information Technology in an array. Display marks of individual subject along with total marks and percentage

Answer:-
<?php

   $subject_marks = array('English' =>56 ,'Hindi' =>76,
       'Marathi'=>56,'Maths' =>57 ,'IT'=>78);
   $total_marks = $subject_marks['English'] +
       $subject_marks['Hindi'] + $subject_marks['Marathi'] +
       $subject_marks['Maths'] + $subject_marks['IT'];

   echo "English : ".$subject_marks['English'];
   echo "<br>Hindi : ".$subject_marks['Hindi'];
   echo "<br>Marathi : ".$subject_marks['Marathi'];
   echo "<br>Maths : ".$subject_marks['Maths'];
   echo "<br>IT : ".$subject_marks['IT'];
   echo "<br><br>Total : ".$total_marks;
   $percentage = $total_marks/5;
   echo "<br>Percentage : ".$percentage;
?>

Output

(Q5)

Write a program using PHP to calculate Electricity bill by accepting the limits.

For first 100 units – Rs. 4
For next 100 units – Rs. 5
For next all units – Rs. 6

Answer:-
<!DOCTYPE html>
<head>
   <title>Calculate Electricity Bill</title>
</head>
<?php
$result_str = $result = '';
if (isset($_POST['unit-submit'])) {
$units = $_POST['units'];
if (!empty($units)) {
$result = calculate_bill($units);
$result_str = 'Total amount of ' . $units . ' - ' . $result;
}
}
function calculate_bill($units) {
$unit_cost_first = 4;
$unit_cost_second = 5;
$unit_cost_third = 6;

if($units <= 100) {
$bill = $units * $unit_cost_first;
}
else if($units > 100 && $units <= 200) {
$temp = 100 * $unit_cost_first;
$remaining_units = $units - 100;
$bill = $temp + ($remaining_units * $unit_cost_second);
}
else {
$temp = (100 * 4) + (100 * $unit_cost_second) + (100 * $unit_cost_third);
$remaining_units = $units - 200;
$bill = $temp + $remaining_units ;
}
return number_format((float)$bill, 2, '.', '');
}
?>

<body>
   <div id="page-wrap">
       <h1>Php - Calculate Electricity Bill</h1>

       <form action="" method="post" id="quiz-form">
   <input type="number" name="units" id="units" placeholder="Please enter no. of Units" />
   <input type="submit" name="unit-submit" id="unit-submit" value="Submit" />
       </form>

       <div>
       <?php echo '<br />' . $result_str; ?>
       </div>
   </div>
</body>
</html>

Output

(Q6)

Write a PHP Program to insert a roll number and student name in a database (use postgresql data to create database). Accept roll number and name from the user.

Answer:-
<!DOCTYPE html>
<html>
<body>
   <h1>Students Detail</h1>
   <form action="" method="post">
       Enter roll no : <br>
       <input type="text" name="r1"><br>
       Enter your name : <br>
       <input type="text" name="t1"><br>
       <input type="submit" name="submit" value="submit">
   </form>
   <?php
       $host_name="localhost";
       $user_name="root";
       $password="";

$connect = mysqli_connect($host_name,

$user_name,$password);

   if (isset($_POST['submit'])) {
       $roll_no=$_POST['r1'];
       $name=$_POST['t1'];
       $sql = "insert into students_table values('".$roll_no."','".$name."')";
       $result = mysqli_query($connect,$sql);

       if ($result) {
           echo "Data inserted";
       }
       else{
           echo "Not inserted";
       }
   }

   ?>
</body>
</html>

Output