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# jQuery - attr( properties )

# Description:

The attr( properties) method set a key/value object as properties to all matched elements.

# Syntax:

Here is the simple syntax to use this method:

    selector.attr({property1:value1, property2:value2})

## Parameters:

Here is the description of all the parameters used by this method:

- property: This is the CSS property of the matched element.

- value: This is the value of the property to be set.

# Example:

Following example would change the properties of an image tag:

    <html>
    <head>
    <title>The Selecter Example</title>
    <script type="text/javascript" src="/jquery/jquery-1.3.2.min.js">
    </script>

    <script type="text/javascript" language="javascript">

       $(document).ready(function() {

         $("img").attr({
              src: "/images/jquery.jpg",
              title: "jQuery",
              alt: "jQuery Logo"
            });

       });

    </script>
    </head>
    <body>

    <div class="divcl" id="divid">
      <p>Following is the logo of jQuery</p>
      <img src="Wrong SRC" title="None" alt="None" />
    </div>

    </body>
    </html>

This would generate following result:

    <html>
    <head>
    <title>The Selecter Example</title>
    <script type="text/javascript" src="/jquery/jquery-1.3.2.min.js">
    </script>

    <script type="text/javascript" language="javascript">

       $(document).ready(function() {

         $("img").attr({
              src: "/images/jquery.jpg",
              title: "jQuery",
              alt: "jQuery Logo"
            });

       });

    </script>
    </head>
    <body>

    <div class="divcl" id="divid">
      <p>Following is the logo of jQuery</p>
      <img src="/images/jquery.jpg" title="jQuery" alt="jQuery Logo" />
    </div>

    </body>
    </html>

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

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