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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 |
|---|---|
| 216 | } |
| 217 | |
| 218 | /** |
| 219 | * Fires after a comment is retrieved. |
| 220 | * |
| 221 | * @since 2.3.0 |
| 222 | * |
| 223 | * @param WP_Comment $_comment Comment data. |
| 224 | */ |
| 225 | $_comment = apply_filters( 'get_comment', $_comment ); |
| 226 | |
| 227 | if ( OBJECT === $output ) { |
| 228 | return $_comment; |
| 229 | } elseif ( ARRAY_A === $output ) { |
| 230 | return $_comment->to_array(); |
| 231 | } elseif ( ARRAY_N === $output ) { |
| 232 | return array_values( $_comment->to_array() ); |
| 233 | } |
| 234 | return $_comment; |