<p>if (!function_exists('picwik_posted_on')) :
    /**
     * Prints HTML with meta information for the current post-date/time.
     */
    function picwik_posted_on()
    {
        $time_string = '&lt;time class="entry-date published updated" datetime="%1$s"&gt;%2$s&lt;/time&gt;';
        if (get_the_time('U') !== get_the_modified_time('U')) {
            $time_string = '&lt;time class="entry-date published" datetime="%1$s"&gt;%2$s&lt;/time&gt;&lt;time class="updated" datetime="%3$s"&gt;%4$s&lt;/time&gt;';
        }

        $time_string = sprintf($time_string,
            esc_attr(get_the_date(DATE_W3C)),
            esc_html(get_the_date()),
            esc_attr(get_the_modified_date(DATE_W3C)),
            esc_html(get_the_modified_date())
        );

        $posted_on = sprintf(
        /* translators: %s: post date. */
            esc_html_x('Posted on %s', 'post date', 'picwik'),
            '&lt;a href="' . esc_url(get_permalink()) . '" rel="bookmark"&gt;' . $time_string . '&lt;/a&gt;'
        );

        echo '&lt;span class="posted-on"&gt;' . $posted_on . '&lt;/span&gt;'; // WPCS: XSS OK.

    }
endif;

if (!function_exists('picwik_posted_by')) :<br></p>