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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 |
|---|---|
| 438 | foreach ( $attachments as $attachment ) { |
| 439 | try { |
| 440 | $phpmailer->AddAttachment($attachment); |
| 441 | } catch ( phpmailerException $e ) { |
| 442 | continue; |
| 443 | } |
| 444 | } |
| 445 | } |
| 446 | |
| 447 | do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) ); |
| 448 | |
| 449 | // Send! |
| 450 | try { |
| 451 | return $phpmailer->Send(); |
| 452 | } catch ( phpmailerException $e ) { |
| 453 | return false; |
| 454 | } |
| 455 | } |
| 456 | endif; |