Copyright © tutorialspoint.com

Prototype Form.Element getValue() Method

previous next


Advertisements

This method returns the current value of a form control. A string is returned for most controls; only multiple select boxes return an array of values. The global shortcut for this method is $F().

Syntax:

formElement.getValue();

Return Value :

Example:

Following is the example to show how a control receives focus:

<html>
<head>
<title>Prototype examples</title>
   <script type="text/javascript" 
   src="/javascript/prototype.js">
   </script>
<script>

function showResult()
{
   var value = $('age').getValue();
   alert("Returned value is : " + value );
}

</script>
</head>

<body>

  <p>Click the button to see the result.</p>
  <br />

  <form id="example" action="#" onsubmit="return false">
  <fieldset><legend>User info</legend>
  <div><label for="username">Username:</label> 
  <input name="username" id="username" value="Sai" type="text">
  </div>
  <div><label for="age">Age:</label> 
  <input name="age" id="age" value="23" size="3" type="text">
  </div>
  <div><label for="hobbies">Your hobbies :</label>
  <select name="hobbies" id="hobbies" multiple="multiple">
    <option>coding</option>
    <option>swimming</option>
    <option>hiking</option>
    <option>drawing</option>
  </select></div>
  </fieldset>
  </form>

  <br />
  <input type="button" value="Toggle" onclick="showResult();"/>

</body>
</html>

To understand it in better way you can Try it yourself.


previous next

Copyright © tutorialspoint.com