From b266ec57ad4cf07fcbda269c1c08cd00d6be526e Mon Sep 17 00:00:00 2001
From: Martin Raifer <martin@raifer.tech>
Date: Fri, 26 May 2023 15:00:10 +0200
Subject: [PATCH] treat "empty" numbers in semicolon separated "list" as
 invalid

---
 modules/ui/fields/input.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/ui/fields/input.js b/modules/ui/fields/input.js
index e6b409ccf..51b83b647 100644
--- a/modules/ui/fields/input.js
+++ b/modules/ui/fields/input.js
@@ -463,7 +463,7 @@ export function uiFieldText(field, context) {
             numbers = numbers.map(function(v) {
                 v = v.trim();
                 var num = Number(v);
-                if (!isFinite(num)) return v;
+                if (!isFinite(num) || v === '') return v;
                 const fractionDigits = v.includes('.') ? v.split('.')[1].length : 0;
                 return formatFloat(clamped(num), fractionDigits);
             });