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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 |
|---|---|
| 4179 | */ |
| 4180 | function is_avatar_comment_type( $comment_type ) { |
| 4181 | /** |
| 4182 | * Filters the list of allowed comment types for retrieving avatars. |
| 4183 | * |
| 4184 | * @since 3.0.0 |
| 4185 | * |
| 4186 | * @param array $types An array of content types. Default only contains 'comment'. |
| 4187 | */ |
| 4188 | $allowed_comment_types = apply_filters( 'get_avatar_comment_types', array( 'comment' ) ); |
| 4189 | |
| 4190 | return in_array( $comment_type, (array) $allowed_comment_types, true ); |
| 4191 | } |
| 4192 | |
| 4193 | |
| 4194 | /** |
| 4195 | * Retrieves default data about the avatar. |
| 4196 | * |
| 4197 | * @since 4.2.0 |