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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 |
|---|---|
| 532 | } |
| 533 | |
| 534 | /** |
| 535 | * Fires after PHPMailer is initialized. |
| 536 | * |
| 537 | * @since 2.2.0 |
| 538 | * |
| 539 | * @param PHPMailer $phpmailer The PHPMailer instance (passed by reference). |
| 540 | */ |
| 541 | do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) ); |
| 542 | |
| 543 | $mail_data = compact( 'to', 'subject', 'message', 'headers', 'attachments' ); |
| 544 | |
| 545 | // Send! |
| 546 | try { |
| 547 | $send = $phpmailer->send(); |
| 548 | |
| 549 | /** |
| 550 | * Fires after PHPMailer has successfully sent an email. |