From 11b60ed39f5828a45536bc7b288880015f050b56 Mon Sep 17 00:00:00 2001
From: 1ue999 <106450442+1ue999@users.noreply.github.com>
Date: Sat, 5 Apr 2025 16:50:41 +0200
Subject: [PATCH] Read from string return null out of bounds (#10596)

* reading charcodes from strings as inverse of printchar

* made it actually work and tested it

* make reading invalid index of string return null instead of 0
---
 core/src/mindustry/logic/LExecutor.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/mindustry/logic/LExecutor.java b/core/src/mindustry/logic/LExecutor.java
index dfc32d96bb..8f7985b55b 100644
--- a/core/src/mindustry/logic/LExecutor.java
+++ b/core/src/mindustry/logic/LExecutor.java
@@ -579,7 +579,7 @@ public class LExecutor{
                     output.isobj = fromVar.isobj;
                 }
             }else if(target.isobj && target.objval instanceof CharSequence str){
-                output.setnum(address < 0 || address >= str.length() ? 0 : (int)str.charAt(address));
+                output.setnum(address < 0 || address >= str.length() ? Double.NaN : (int)str.charAt(address));
             }
         }
     }