Write a PHP Script to display the sum and average of array elements (Using predefined functions)

Assignment: Practice Set Q.2 Solution

Write a PHP Script to display the sum and average of array elements (Using predefined functions)

          
      <?php
      //input string
      echo"Enter elements of array (saperate each element by a ,)";
      $inpstr= readline();
      
      $inpstr= strtolower($inpstr);
      //convert inputted string into array
      
      $arr = explode(',',$inpstr);
      
      //defining variables for each vowel
      
      $a = 0;
      $e = 0;
      $i = 0;
      $o = 0;
      $u = 0;
      
      //checking the occurance of vowels
      
      foreach($arr as $element)
      {
         switch($element)
         {
           case 'a': $a++;
                     break;
           case 'e': $e++;
                     break;
           case 'i': $i++;
                     break;
           case 'o': $o++;
                     break;
           case 'u': $u++;
                     break;
         } 
      }  
      
      echo"Value of a: $a\n";
      echo"Value of e: $e\n";
      echo"Value of i: $i\n";
      echo"Value of o: $o\n";
      echo"Value of u: $u\n";
    ?>