Untitled

<?php

$categories = get_the_category();

$temp = array();

foreach($categories as $category) {

        if ($category->category_parent == 0) continue;

        $temp[] = str_replace('-', '', $category->name);

}

$cat_comma_seperated = implode(", ", $temp);

?>

 

        <abbr class="published" title="<?php the_time('c') ?>"><?php printf( __('Posted on %s', 'arras'), get_the_time(get_option('date_format')) ) ?></abbr> | <?php printf( __('%s', 'arras'), $cat_comma_seperated ) ?></abbr> | <a href="<?php comments_link() ?>"><?php comments_number() ?></a>