How Reference category ID in the same category

What do you mean by “Reference category ID”?

I want in category.php return cat ID for current code.

<?php $cat=THIS CATEGORY; ?>
 <?php query_posts("cat=$cat&showposts=1"); ?>
 <?php while (have_posts()) : the_post(); ?>

• This reply was modified 6 years ago by samtemehr.
• This reply was modified 6 years ago by samtemehr.

not loaded category posts?

<?php
    $category_id = get_cat_ID( 'Category Name' );
    $category_link = get_category_link( $category_id );
?>
<?php query_posts("cat=$category_id&showposts=1"); ?>

• This reply was modified 6 years ago by samtemehr.