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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 |
|---|---|
| 5144 | * @since 3.3.0 |
| 5145 | * |
| 5146 | * @param string $slug The post slug. |
| 5147 | * @param int $post_id Post ID. |
| 5148 | * @param string $post_status The post status. |
| 5149 | * @param string $post_type Post type. |
| 5150 | * @param int $post_parent Post parent ID |
| 5151 | * @param string $original_slug The original post slug. |
| 5152 | */ |
| 5153 | return apply_filters( 'wp_unique_post_slug', $slug, $post_id, $post_status, $post_type, $post_parent, $original_slug ); |
| 5154 | } |
| 5155 | |
| 5156 | /** |
| 5157 | * Truncates a post slug. |
| 5158 | * |
| 5159 | * @since 3.6.0 |
| 5160 | * @access private |
| 5161 | * |
| 5162 | * @see utf8_uri_encode() |