JavaScript Functions

A JavaScript function is a block of code designed to perform a particular task.

A JavaScript function is executed when «something» invokes it (calls it).

function myFunction(p1, p2) {
  return p1 * p2;
}

<?php
 Aui va un texto
 ?>

[codesyntax lang="javascript"]

 <script type="text/javascript">
    function getfocus()
    {
            document.getElementById('w3s').focus();
    }
    
    function losefocus()
    {
            document.getElementById('w3s').blur();
    }
    </script>

[/codesyntax]

function myFunction(p1, p2) { return p1 * p2; }