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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 |
|---|---|
| 1878 | * - ###ADMIN_EMAIL### The admin email in case this was unexpected. |
| 1879 | * - ###EMAIL### The old email. |
| 1880 | * - ###SITENAME### The name of the site. |
| 1881 | * - ###SITEURL### The URL to the site. |
| 1882 | * @type string $headers Headers. |
| 1883 | * } |
| 1884 | * @param array $user The original user array. |
| 1885 | * @param array $userdata The updated user array. |
| 1886 | */ |
| 1887 | $email_change_email = apply_filters( 'email_change_email', $email_change_email, $user, $userdata ); |
| 1888 | |
| 1889 | $email_change_email['message'] = str_replace( '###USERNAME###', $user['user_login'], $email_change_email['message'] ); |
| 1890 | $email_change_email['message'] = str_replace( '###ADMIN_EMAIL###', get_option( 'admin_email' ), $email_change_email['message'] ); |
| 1891 | $email_change_email['message'] = str_replace( '###EMAIL###', $user['user_email'], $email_change_email['message'] ); |
| 1892 | $email_change_email['message'] = str_replace( '###SITENAME###', $blog_name, $email_change_email['message'] ); |
| 1893 | $email_change_email['message'] = str_replace( '###SITEURL###', home_url(), $email_change_email['message'] ); |
| 1894 | |
| 1895 | wp_mail( $email_change_email['to'], sprintf( $email_change_email['subject'], $blog_name ), $email_change_email['message'], $email_change_email['headers'] ); |
| 1896 | } |