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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 |
|---|---|
| 5189 | * @since 3.3.0 |
| 5190 | * |
| 5191 | * @param string $slug The post slug. |
| 5192 | * @param int $post_id Post ID. |
| 5193 | * @param string $post_status The post status. |
| 5194 | * @param string $post_type Post type. |
| 5195 | * @param int $post_parent Post parent ID |
| 5196 | * @param string $original_slug The original post slug. |
| 5197 | */ |
| 5198 | return apply_filters( 'wp_unique_post_slug', $slug, $post_id, $post_status, $post_type, $post_parent, $original_slug ); |
| 5199 | } |
| 5200 | |
| 5201 | /** |
| 5202 | * Truncates a post slug. |
| 5203 | * |
| 5204 | * @since 3.6.0 |
| 5205 | * @access private |
| 5206 | * |
| 5207 | * @see utf8_uri_encode() |