example of functions in js

Example 1: create function javascript

function myFunction(p1, p2) {
  return p1 * p2;   // The function returns the product of p1 and p2
}

Example 2: javascript function

<html>
   <head>  
      <script type = "text/javascript">
         function concatenate(first, last) {
            var full;
            full = first + last;
            return full;
         }
         function secondFunction() {
            var result;
            result = concatenate('Zara', 'Ali');
            document.write (result );
         }
      </script>      
   </head>
   
   <body>
      <p>Click the following button to call the function</p>      
      <form>
         <input type = "button" onclick = "secondFunction()" value = "Call Function">
      </form>      
      <p>Use different parameters inside the function and then try...</p>  
  </body>
</html>

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Javascript Example

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