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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 |
---|---|
950 | /** |
951 | * Filters whether to send an email following an automatic background theme update. |
952 | * |
953 | * @since 5.5.0 |
954 | * @since 5.5.1 Added the `$update_results` parameter. |
955 | * |
956 | * @param bool $enabled True if theme update notifications are enabled, false otherwise. |
957 | * @param array $update_results The results of theme update tasks. |
958 | */ |
959 | $notifications_enabled = apply_filters( 'auto_theme_update_send_email', true, $update_results['theme'] ); |
960 |
|
961 | if ( $notifications_enabled ) { |
962 | foreach ( $update_results['theme'] as $update_result ) { |
963 | if ( true === $update_result->result ) { |
964 | $successful_updates['theme'][] = $update_result; |
965 | } else { |
966 | $failed_updates['theme'][] = $update_result; |
967 | } |
968 | } |