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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 |
|---|---|
| 2108 | } |
| 2109 | |
| 2110 | /** |
| 2111 | * Filter the page number link for the current request. |
| 2112 | * |
| 2113 | * @since 2.5.0 |
| 2114 | * |
| 2115 | * @param string $result The page number link. |
| 2116 | */ |
| 2117 | $result = apply_filters( 'get_pagenum_link', $result ); |
| 2118 | |
| 2119 | if ( $escape ) |
| 2120 | return esc_url( $result ); |
| 2121 | else |
| 2122 | return esc_url_raw( $result ); |
| 2123 | } |
| 2124 | |
| 2125 | /** |
| 2126 | * Retrieve next posts page link. |