Prototype - get() Method


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This method is used to the value of the hash key's property.

Syntax

hash.get(key);

Return Value

Returns a value corresponding to a paased key.

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("Value of a : " + h.get('a') );
            // -> 'apple'

            alert("Value of b : " + h.get('b') );
            // -> 'banana'
 
            alert("Value of d : " + h.get('d') );
            // -> undefined
         }
      </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

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