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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 |
|---|---|
| 282 | clean_blog_cache( $details ); |
| 283 | |
| 284 | /** |
| 285 | * Fires after the blog details cache is cleared. |
| 286 | * |
| 287 | * @since 3.4.0 |
| 288 | * |
| 289 | * @param int $blog_id Blog ID. |
| 290 | */ |
| 291 | do_action( 'refresh_blog_details', $blog_id ); |
| 292 | } |
| 293 | |
| 294 | /** |
| 295 | * Update the details for a blog. Updates the blogs table for a given blog id. |
| 296 | * |
| 297 | * @since MU |
| 298 | * |
| 299 | * @global wpdb $wpdb WordPress database abstraction object. |
| 300 | * |