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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 |
---|---|
942 | * |
943 | * @since MU |
944 | * |
945 | * @param string $subject Subject of the notification email. |
946 | * @param string $user User login name. |
947 | * @param string $user_email User email address. |
948 | * @param string $key Activation key created in wpmu_signup_user(). |
949 | * @param array $meta Signup meta data. |
950 | */ |
951 | apply_filters( 'wpmu_signup_user_notification_subject', |
952 | __( '[%1$s] Activate %2$s' ), |
953 | $user, $user_email, $key, $meta |
954 | ), |
955 | $from_name, |
956 | $user |
957 | ); |
958 | wp_mail($user_email, $subject, $message, $message_headers); |
959 | return true; |
960 | } |