Posted By

creativelifeform on 05/17/10

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wordpress

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Last Edited at 05/17/10 08:01pm

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Catch that image

/ Published in: PHP

catches the first image of a post so you can display it however you like within the loop

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//grabs the first image from a post
 function catch_that_image()
 {
  global $post, $posts;
  $first_img = '';
  ob_start();
  ob_end_clean();
  $output = preg_match_all('/<img.+src=[\'"]([^\'"]+)[\'"].*>/i', $post->post_content, $matches);
  $first_img = $matches [1] [0];
 
  if(empty($first_img))
  { //Defines a default image
    $first_img = "/images/default.jpg";
  }
  return $first_img;
}

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