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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 253 | $post = &$postdata; |
| 254 | ?> |
| 255 | <div id='preview' class='wrap'> |
| 256 | <h2><?php _e('Post Preview (updated when post is saved)'); ?></h2> |
| 257 | <h3 class="storytitle" id="post-<?php the_ID(); ?>"><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php printf(__("Permanent Link: %s"), get_the_title()); ?>"><?php the_title(); ?></a></h3> |
| 258 | <div class="meta"><?php _e("Filed under:"); ?> <?php the_category(','); ?> — <?php the_author() ?> @ <?php the_time() ?></div> |
| 259 | |
| 260 | <div class="storycontent"> |
| 261 | <?php |
| 262 | $content = apply_filters('the_content', $post->post_content); |
| 263 | echo $content; |
| 264 | ?> |
| 265 | </div> |
| 266 | </div> |
| 267 | <?php |
| 268 | break; |
| 269 | |
| 270 | case 'editpost': |
| 271 | // die(var_dump('<pre>', $_POST)); |