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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 |
|---|---|
| 3786 | * @since 3.3.0 |
| 3787 | * |
| 3788 | * @param string $slug The post slug. |
| 3789 | * @param int $post_ID Post ID. |
| 3790 | * @param string $post_status The post status. |
| 3791 | * @param string $post_type Post type. |
| 3792 | * @param int $post_parent Post parent ID |
| 3793 | * @param string $original_slug The original post slug. |
| 3794 | */ |
| 3795 | return apply_filters( 'wp_unique_post_slug', $slug, $post_ID, $post_status, $post_type, $post_parent, $original_slug ); |
| 3796 | } |
| 3797 | |
| 3798 | /** |
| 3799 | * Truncate a post slug. |
| 3800 | * |
| 3801 | * @since 3.6.0 |
| 3802 | * @access private |
| 3803 | * |
| 3804 | * @see utf8_uri_encode() |