WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 427 | } |
| 428 | |
| 429 | /** |
| 430 | * Filters the wp_mail() content type. |
| 431 | * |
| 432 | * @since 2.3.0 |
| 433 | * |
| 434 | * @param string $content_type Default wp_mail() content type. |
| 435 | */ |
| 436 | $content_type = apply_filters( 'wp_mail_content_type', $content_type ); |
| 437 | |
| 438 | $phpmailer->ContentType = $content_type; |
| 439 | |
| 440 | // Set whether it's plaintext, depending on $content_type. |
| 441 | if ( 'text/html' === $content_type ) { |
| 442 | $phpmailer->isHTML( true ); |
| 443 | } |
| 444 | |
| 445 | // If we don't have a charset from the input headers. |