Wordpress小部件/插件-基于文章/页面文本的内容是否可见?

function my_super_awesome_content_filterer( $content ){
  $content = preg_replace( '#([A-Z]+)#', '<a href="wictionary.definition.address=$1">$1</a>', $content );
}

add_filter( 'the_content', 'my_super_awesome_content_filterer' );

请在此处阅读有关筛选器的更多信息:

http://codex.wordpress.org/Plugin_API#Filters