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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 |
|---|---|
| 474 | * |
| 475 | * @since 2.7.0 |
| 476 | * |
| 477 | * @param array $classes An array of comment classes. |
| 478 | * @param string $class A comma-separated list of additional classes added to the list. |
| 479 | * @param int $comment_id The comment id. |
| 480 | * @param object $comment The comment |
| 481 | * @param int|WP_Post $post_id The post ID or WP_Post object. |
| 482 | */ |
| 483 | return apply_filters( 'comment_class', $classes, $class, $comment_id, $comment, $post_id ); |
| 484 | } |
| 485 | |
| 486 | /** |
| 487 | * Retrieve the comment date of the current comment. |
| 488 | * |
| 489 | * @since 1.5.0 |
| 490 | * |
| 491 | * @param string $d Optional. The format of the date. Default user's setting. |
| 492 | * @param int $comment_ID ID of the comment for which to get the date. Default current comment. |