Prototype - clone() Method


Advertisements


This method returns a clone of hash.

Syntax

hash.clone();

Return Value

Returns a clone of hash.

Example

<html>
   <head>
      <title>Prototype examples</title>
      <script type = "text/javascript" src = "/javascript/prototype.js"></script>
      
      <script>
         function showResult() {
            var hash = new Hash({ a: 'apple'});
            var clone = hash.clone();
            alert("Value in hash : " + hash.get('a') );
            alert("Value in clone : " + clone.get('a') );
            hash.unset('a');
            clone.unset('a');
         }
      </script>
   </head>

   <body>
      <p>Click the button to see the result.</p>
      <br />
      <br />
      <input type = "button" value = "Result" onclick = "showResult();"/>
   </body>
</html>

Output


prototype_hash_processing.htm

Advertisements