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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 |
|---|---|
| 1695 | $link_attributes = ''; |
| 1696 | |
| 1697 | /** |
| 1698 | * Filters the comments link attributes for display. |
| 1699 | * |
| 1700 | * @since 2.5.0 |
| 1701 | * |
| 1702 | * @param string $link_attributes The comments link attributes. Default empty. |
| 1703 | */ |
| 1704 | $link_attributes = apply_filters( 'comments_popup_link_attributes', $link_attributes ); |
| 1705 | |
| 1706 | printf( |
| 1707 | '<a href="%1$s"%2$s%3$s>%4$s</a>', |
| 1708 | esc_url( $comments_link ), |
| 1709 | ! empty( $css_class ) ? ' class="' . $css_class . '" ' : '', |
| 1710 | $link_attributes, |
| 1711 | get_comments_number_text( $zero, $one, $more ) |
| 1712 | ); |
| 1713 | } |