If the theme doesn't have a search.php file, index.php will be used.
Template file used to render a Search Results Index page
- search.php
- index.php
[update]
Use the following to print the current template being used to render a page:
add_filter( 'the_content', 'so_9405896_the_content_filter', 20, 1 );
function so_9405896_the_content_filter( $content )
{
if( is_admin() || !current_user_can( 'delete_plugins' ) )
return $content;
global $template;
$the_templ = '<strong style="background-color: #CCC;padding:10px">TEMPLATE = '
. basename( $template ) . '</strong><br />';
$content = sprintf( $the_templ . '%s', $content );
return $content;
}
Which results in:
