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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 |
---|---|
5201 | /** |
5202 | * Retrieve an empty array because we don't support per-post text filters. |
5203 | * |
5204 | * @since 1.5.0 |
5205 | * |
5206 | * @param array $args Method parameters. |
5207 | */ |
5208 | function mt_supportedTextFilters($args) { |
5209 | do_action('xmlrpc_call', 'mt.supportedTextFilters'); |
5210 | return apply_filters('xmlrpc_text_filters', array()); |
5211 | } |
5212 |
|
5213 | /** |
5214 | * Retrieve trackbacks sent to a given post. |
5215 | * |
5216 | * @since 1.5.0 |
5217 | * |
5218 | * @param array $args Method parameters. |
5219 | * @return mixed |