Prototype - set() Method

This method sets the hash key's property to value and returns value.

Syntax

hash.set(key, value);

Return Value

Returns the value of the hash.

Example

<html>
   <head>
      <title>Prototype examples</title>
      <script type = "text/javascript" src = "/javascript/prototype.js"></script>
      
      <script>
         function showResult() {
            var h = new Hash({ a: 'apple', b: 'banana', c: 'coconut' });
            alert( "h.inspect() : " + h.inspect() );
            
            h.set('d', 'orange');
            alert( "h.inspect() : " + h.inspect() );
            
            h.set('a', 'kiwi');
            alert( "h.inspect() : " + h.inspect() );
         }
      </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