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prefix

Examples

The following style rule selects any element with an “attr” attribute whose value begins with "B".

<!DOCTYPE html>
<html>
  <head>
    <style type="text/css">
      .test       { display:none; }
      [attr^="B"] { display:block; }
    </style>
  </head>
  <body>
    <div class="test" attr="Blue">Test for [^=] (Prefix) succeeded.</div>
  </body>
</html>

Notes

Remarks

Note Requires Windows Internet Explorer 7 or later. Note Attribute selectors are not supported in webpages that are displayed in the Microsoft Internet Explorer 5 document mode (also known as “Quirks” mode). To use attribute selectors, add a !DOCTYPE directive that specifies a standard-based document. For more information, see Defining Document Compatibility. Attributes are case-sensitive.

Syntax

<strong/> [att^=val] {...}

Parameters

att
Must be either an Identifier or a String.
val
Must be either an Identifier or a String.

Standards information

See also

Related articles

CSS Attributes

Selectors

Attributions