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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 |
|---|---|
| 2291 | /** |
| 2292 | * Filters the page number link for the current request. |
| 2293 | * |
| 2294 | * @since 2.5.0 |
| 2295 | * @since 5.2.0 Added the `$pagenum` argument. |
| 2296 | * |
| 2297 | * @param string $result The page number link. |
| 2298 | * @param int $pagenum The page number. |
| 2299 | */ |
| 2300 | $result = apply_filters( 'get_pagenum_link', $result, $pagenum ); |
| 2301 | |
| 2302 | if ( $escape ) { |
| 2303 | return esc_url( $result ); |
| 2304 | } else { |
| 2305 | return esc_url_raw( $result ); |
| 2306 | } |
| 2307 | } |
| 2308 | |
| 2309 | /** |