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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 |
|---|---|
| 376 | $title = apply_filters( 'retrieve_password_title', $title ); |
| 377 | /** |
| 378 | * Filter the message body of the password reset mail. |
| 379 | * |
| 380 | * @since 2.8.0 |
| 381 | * |
| 382 | * @param string $message Default mail message. |
| 383 | * @param string $key The activation key. |
| 384 | */ |
| 385 | $message = apply_filters( 'retrieve_password_message', $message, $key ); |
| 386 | |
| 387 | if ( $message && !wp_mail($user_email, $title, $message) ) |
| 388 | wp_die( __('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function.') ); |
| 389 | |
| 390 | return true; |
| 391 | } |
| 392 | |
| 393 | // |
| 394 | // Main |