Cacher is the code snippet organizer for pro developers

<?php 

//----------------------------------------------
//  Shortcodes
//----------------------------------------------

function my_shortcode_routine($args, $content = null) {
  // $args = array('key1' => 'value1', 'key2' => 'value2')
  $return = '';

  $tags = array("<p>", "</p>");
  $content = str_replace($tags, "", $content);  
  $content = str_replace(">", '> ', $content);  

  if($args['layout'] == 'two-horizontal') {
    $return = '<div class="img-wrapper">' . $content . '</div>';
  }
  elseif($args['layout'] == 'three-horizontal') {
    $content = str_replace("> ", '>  ', $content);  
    $return = '<div class="img-wrapper wrap-three">' . $content . '</div>';
  }

  // return the result
  return $return;
}

add_shortcode('shortcode_name', 'my_shortcode_routine');
// Usage: [shortcode_name key1="value1" key2="value2"]


//----------------------------------------------
//  Shortcodes using Output Buffer
//----------------------------------------------

function my_shortcode_cb() {
  ob_start(); ?>
    <div class="my-div">
    Fun stuff here.
    </div>
  <?php return ob_end_clean();
}
add_shortcode( 'my_shortcode', 'my_shortcode_cb' );


?>