From cb64adb6eede24a9a9888244f21885295a7577f7 Mon Sep 17 00:00:00 2001
From: Tim Tersch <ttersch@outlook.de>
Date: Thu, 27 Aug 2020 11:00:24 +0200
Subject: [PATCH] concat

---
 Arrays.java | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Arrays.java b/Arrays.java
index cc5e022..b09f1f2 100644
--- a/Arrays.java
+++ b/Arrays.java
@@ -240,7 +240,14 @@ public class Arrays {
      * Für ein leeres Array wird ein leerer String zurück gegeben.
      */
     public String concat( String[] pArray ) {
-        return "";
+        if (pArray == null || pArray.length == 0) {
+            return "";
+        }
+        String str = "";
+        for (String s : pArray) {
+            str += s;
+        }
+        return str;
     }
 
     /**