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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 |
|---|---|
| 799 | * dashboard widget. |
| 800 | * |
| 801 | * @since 2.6.0 |
| 802 | * |
| 803 | * @param string[] $actions An array of comment actions. Default actions include: |
| 804 | * 'Approve', 'Unapprove', 'Edit', 'Reply', 'Spam', |
| 805 | * 'Delete', and 'Trash'. |
| 806 | * @param WP_Comment $comment The comment object. |
| 807 | */ |
| 808 | $actions = apply_filters( 'comment_row_actions', array_filter( $actions ), $comment ); |
| 809 | |
| 810 | $i = 0; |
| 811 | |
| 812 | foreach ( $actions as $action => $link ) { |
| 813 | ++$i; |
| 814 | |
| 815 | if ( ( ( 'approve' === $action || 'unapprove' === $action ) && 2 === $i ) |
| 816 | || 1 === $i |
| 817 | ) { |