misc1

function widget( $args, $instance ) {
    $title = apply_filters( 'widget_title', $instance['title'] );
    $appid =@ $instance['appid']; 
    $limit =@ $instance['limit']; 
    $width =@ $instance['width']; 

    echo $args['before_widget'];
    if ( ! empty( $title ) ) {
      echo $args['before_title'] . $title . $args['after_title'];
    }
    echo '<div id="vk_comments1"></div>
<script type="text/javascript">
window.onload = function () {
 VK.init({apiId: '.$appid.', onlyWidgets: false});
 VK.Widgets.CommentsBrowse("vk_comments1", {width: "'.$width.'", limit: '.$limit.', mini: 0});
}
</script>' ;
    echo $args['after_widget'];
  }

<?php
 
$str = "1234123412341234";
echo chunk_split($str, 4, ' ');