From d12e5090f6adec44c65912b8caf67e980c1b5e41 Mon Sep 17 00:00:00 2001 From: Alex Concha Date: Wed, 14 Oct 2020 11:26:24 +0200 Subject: [PATCH] wp-admin/network/settings.php: Fix potential array to string conversion warning (if the option is an empty array). --- src/wp-admin/network/settings.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/wp-admin/network/settings.php b/src/wp-admin/network/settings.php index ffee0858146d2..4c39a824bc1e7 100644 --- a/src/wp-admin/network/settings.php +++ b/src/wp-admin/network/settings.php @@ -256,7 +256,7 @@ $limited_email_domains = get_site_option( 'limited_email_domains' ); $limited_email_domains = str_replace( ' ', "\n", $limited_email_domains ); - if ( $limited_email_domains ) { + if ( ! is_scalar( $limited_email_domains ) ) { $limited_email_domains = implode( "\n", (array) $limited_email_domains ); } ?>