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# Prototype writeAttribute() Method

This method adds, specifies or removes attributes passed as either a hash or a name/value pair.

## Syntax:

    element.writeAttribute(attribute[, value]);

    OR

    element.writeAttribute(attributes);

## Return Value:

- An HTML element.

## Example:

    <html>
    <head>
    <title>Prototype examples</title>

    <script type="text/javascript"
       src="/javascript/prototype.js">
    </script>
    <script>

    function showResult()
    {
       $('test').writeAttribute("align", "right" );
    }

    </script>
    </head>

    <body>

      <p id="test" align="center" >Formatted Paragraph</p>

      <br />

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

    </body>
    </html>

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

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