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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 |
---|---|
4640 | /** |
4641 | * Filter the tag link. |
4642 | * |
4643 | * @since 2.3.0 |
4644 | * @deprecated 2.5.0 Use 'term_link' instead. |
4645 | * |
4646 | * @param string $termlink Tag link URL. |
4647 | * @param int $term_id Term ID. |
4648 | */ |
4649 | $termlink = apply_filters( 'tag_link', $termlink, $term->term_id ); |
4650 | } elseif ( 'category' == $taxonomy ) { |
4651 |
|
4652 | /** |
4653 | * Filter the category link. |
4654 | * |
4655 | * @since 1.5.0 |
4656 | * @deprecated 2.5.0 Use 'term_link' instead. |
4657 | * |
4658 | * @param string $termlink Category link URL. |