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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 |
|---|---|
| 2356 | /** |
| 2357 | * Filters the page number link for the current request. |
| 2358 | * |
| 2359 | * @since 2.5.0 |
| 2360 | * @since 5.2.0 Added the `$pagenum` argument. |
| 2361 | * |
| 2362 | * @param string $result The page number link. |
| 2363 | * @param int $pagenum The page number. |
| 2364 | */ |
| 2365 | $result = apply_filters( 'get_pagenum_link', $result, $pagenum ); |
| 2366 | |
| 2367 | if ( $escape ) { |
| 2368 | return esc_url( $result ); |
| 2369 | } else { |
| 2370 | return esc_url_raw( $result ); |
| 2371 | } |
| 2372 | } |
| 2373 | |
| 2374 | /** |