Short Format Number

function jnews_meta_views( $post_id = null, $range = null, $number_format = true ) {
    $total = apply_filters( 'jnews_get_total_fake_view', 0, $post_id );
    return jnews_number_format( $total );
}

function jnews_number_format( $total ) {
    if ( $total > 1000000 ) {
        $total = round( $total / 1000000, 1 ) . 'M';
    } elseif ( $total > 1000 ) {
        $total = round( $total / 1000, 1 ) . 'k';
    }
    return $total;
}