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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 |
|---|---|
| 2122 | * Filter the term field for use in RSS. |
| 2123 | * |
| 2124 | * The dynamic portion of the filter name, `$field`, refers to the term field. |
| 2125 | * |
| 2126 | * @since 2.3.0 |
| 2127 | * |
| 2128 | * @param mixed $value Value of the term field. |
| 2129 | * @param string $taxonomy Taxonomy slug. |
| 2130 | */ |
| 2131 | $value = apply_filters( "term_{$field}_rss", $value, $taxonomy ); |
| 2132 | |
| 2133 | /** |
| 2134 | * Filter the taxonomy field for use in RSS. |
| 2135 | * |
| 2136 | * The dynamic portions of the hook name, `$taxonomy`, and `$field`, refer |
| 2137 | * to the taxonomy slug and field name, respectively. |
| 2138 | * |
| 2139 | * @since 2.3.0 |
| 2140 | * |