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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 |
|---|---|
| 595 | * exist. |
| 596 | * |
| 597 | * @since 1.5.0 |
| 598 | * @uses apply_filters() Calls 'category_template' on file path of category template. |
| 599 | * |
| 600 | * @return string |
| 601 | */ |
| 602 | function get_category_template() { |
| 603 | $template = locate_template(array("category-" . absint( get_query_var('cat') ) . '.php', 'category.php')); |
| 604 | return apply_filters('category_template', $template); |
| 605 | } |
| 606 | |
| 607 | /** |
| 608 | * Retrieve path of tag template in current or parent template. |
| 609 | * |
| 610 | * Works by retrieving the current tag name, for example 'tag-wordpress.php' and will |
| 611 | * fallback to tag.php template, if the name tag file doesn't exist. |
| 612 | * |
| 613 | * @since 2.3.0 |