BuddyPress - Youzify Change Share Button Title

yzc_change_share_button.php

<?php

/**
 * BuddyPress - Youzify Change Share Button Title.
 **/
add_filter( 'youzify_wall_get_share_button_title', 'yzc_change_share_button', 10, 2 );

function yzc_change_share_button( $share_count, $count ) {

    // Change the words: Share and shares
    return sprintf(
        _n(
            '<span>%d</span> <span class="stats-name">Share</span>',
            '<span>%d</span> <span class="stats-name">Shares</span>',
            $count,
            'youzify'
        ),
        $count
    );

}