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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 |
|---|---|
| 4720 | * |
| 4721 | * @type WP_User_Request $request User request object. |
| 4722 | * @type string $email The email address this is being sent to. |
| 4723 | * @type string $description Description of the action being performed so the user knows what the email is for. |
| 4724 | * @type string $confirm_url The link to click on to confirm the account action. |
| 4725 | * @type string $sitename The site name sending the mail. |
| 4726 | * @type string $siteurl The site URL sending the mail. |
| 4727 | * } |
| 4728 | */ |
| 4729 | $subject = apply_filters( 'user_request_action_email_subject', $subject, $email_data['sitename'], $email_data ); |
| 4730 | |
| 4731 | /* translators: Do not translate DESCRIPTION, CONFIRM_URL, SITENAME, SITEURL: those are placeholders. */ |
| 4732 | $content = __( |
| 4733 | 'Howdy, |
| 4734 | |
| 4735 | A request has been made to perform the following action on your account: |
| 4736 | |
| 4737 | ###DESCRIPTION### |
| 4738 | |