This script adds a category filter when searching, add to searchform.php and comment out the other search box. See more here WordPress Codex
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<form id="searchform" role="search" action="<?php bloginfo('siteurl'); ?><p>" method="get"> <div><label class="screen-reader-text" for="s">Search in:</label> <?php wp_dropdown_categories( 'show_option_all=All Categories' ); for <input id="s" type="text" name="s" value="" /> <input id="searchsubmit" type="submit" value="Search" /></div> </form> |
Other Examples: –
Order by name, exclude certain categorys and show post count.
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<ul> <?php wp_list_categories('orderby=name&show_count=1&exclude=10'); ?> </ul> |
