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webbsrvprg/exercises/

index.php
ovn_class1.php
ovn_class2.php
ovn_class3.php
ovn_class4.php
ovn_class5.php
ovn_class6.php
ovn_class7.php
ovn_cook1.php
ovn_cook2.php
ovn_cook3.php
ovn_cook3_2.php
ovn_cook4.php
ovn_form1.php
ovn_form2.php
ovn_form3.php
ovn_form4.php
ovn_form5.php
ovn_form6.php
ovn_form7.php
ovn_form8.php
ovn_funk1.php
ovn_funk2.php
ovn_funk3.php
ovn_funk4.php
ovn_funk5.php
ovn_funk6.php
ovn_gr1.php
ovn_gr2.php
ovn_gr3.php
ovn_gr4.php
ovn_gr5.php
ovn_gr6.php
ovn_inc1.php
ovn_inc1_2.php
ovn_inc2_1.php
ovn_inc2_2.php
ovn_inc2_3.php
ovn_inc2_sidslut.php
ovn_inc2_sidstart.php
ovn_str1.php
ovn_str2.php
ovn_str3.php
ovn_str4.php
ovn_str5.php
ovn_uppg1.php
ovn_uppg2.php
ovn_uppg3.php
ovn_uppg4.php
ovn_uppg5.php
ovn_uppg6.php

`ovn_form7.php`

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<!DOCTYPE html>

<html>

<body>



<?php

 function medelvärde($x, $y, $z) {

  return ($x + $y + $z)/3;

 }



 $meddelande = "";

 $total = 0;

 if (isset($_POST["tal1"])) {

  $tal1 = $_POST["tal1"];

  $meddelande .= $tal1.", ";

  $total += $tal1;

 }

 if (isset($_POST["tal2"])) {

  $tal2 = $_POST["tal2"];

  $meddelande .= $tal2.", ";

  $total += $tal2;

 }

 if (isset($_POST["tal3"])) {

  $tal3 = $_POST["tal3"];

  $meddelande .= $tal3.", ";

  $total += $tal3;

  $medelvärde = medelvärde($tal1, $tal2, $tal3);

  $meddelande .= "Medelvärde: ".$medelvärde;

 }

 echo $meddelande;

?> 



<form method="POST" action="">

 <p>Skriv tal i rutorna</p>

 <input type="text" name="tal1">

 <input type="text" name="tal2">

 <input type="text" name="tal3">

 <input type="submit" value="skicka">

</form>



</body>

</html>