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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 |
|---|---|
| 458 | } |
| 459 | |
| 460 | /** |
| 461 | * Fires after PHPMailer is initialized. |
| 462 | * |
| 463 | * @since 2.2.0 |
| 464 | * |
| 465 | * @param PHPMailer &$phpmailer The PHPMailer instance, passed by reference. |
| 466 | */ |
| 467 | do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) ); |
| 468 | |
| 469 | // Send! |
| 470 | try { |
| 471 | return $phpmailer->Send(); |
| 472 | } catch ( phpmailerException $e ) { |
| 473 | |
| 474 | $mail_error_data = compact( 'to', 'subject', 'message', 'headers', 'attachments' ); |
| 475 | |
| 476 | /** |