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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 |
|---|---|
| 69 | |
| 70 | return sprintf( |
| 71 | '<div %1$s>%2$s</div>', |
| 72 | $wrapper_attributes, |
| 73 | $block_content |
| 74 | ); |
| 75 | } |
| 76 | |
| 77 | /** This filter is documented in wp-includes/widgets/class-wp-widget-archives.php */ |
| 78 | $archives_args = apply_filters( |
| 79 | 'widget_archives_args', |
| 80 | array( |
| 81 | 'type' => $type, |
| 82 | 'show_post_count' => $show_post_count, |
| 83 | ) |
| 84 | ); |
| 85 | |
| 86 | $archives_args['echo'] = 0; |
| 87 | |