\u5728\u5f53\u524d\u4f7f\u7528\u7684\u4e3b\u9898\u6a21\u677f\u7684functions.php\u6587\u4ef6<?php\u548c?>\u4e4b\u524d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801:<\/p>\n
[code]<\/p>\n
function catch_that_image() {<\/p>\n
global $post, $posts;<\/p>\n
$first_img = ”;<\/p>\n
ob_start();<\/p>\n
ob_end_clean();<\/p>\n
$output = preg_match_all(‘\/<img.+src=[\\'”]([^\\'”]+)[\\'”].*>\/i’, $post->post_content, $matches);<\/p>\n
$first_img = $matches [1] [0];<\/p>\n
if(empty($first_img)){ \/\/Defines a default image<\/p>\n
$first_img = “\/images\/default.jpg”;<\/p>\n
}<\/p>\n
return $first_img;<\/p>\n
}
\n\u5728\u5f53\u524d\u4e3b\u9898\u6a21\u677f\u7684index.php\u6587\u4ef6\u7684\u5185\u5bb9\u4ee3\u7801\u524d\u6216\u540e\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801:
\n<img src=”<?php echo catch_that_image(); ?>” alt=”<?php the_title(); ?>” title=”<?php the_title(); ?>” width=”227px”
\nheight=”200px” \/>[\/code]<\/p>\n