last ...

Libraries/x-saherelm.common.lib.mq5

@@ -7757,6 +7757,40 @@ void CleanupArray(
     );
 }
 
+template <typename T>
+void CleanupArray(
+    int &removedIndexes[],
+    T &buffer[] // Buffer to Cleanup ...
+)
+{
+    //
+    bool isValid = HasChild(buffer) &&
+                   HasChild(removedIndexes);
+    if (!isValid)
+    {
+        return;
+    }
+
+    //
+    for (int i = 0; i < ArraySize(removedIndexes); i++)
+    {
+        //
+        int idx = removedIndexes[i];
+        if (IsValidIndex(idx) && ArraySize(buffer) > idx)
+        {
+            //
+            ArrayRemove(
+                buffer,
+                idx,
+                1 //
+            );
+        }
+    }
+
+    //
+    Clean(removedIndexes);
+}
+
 //
 // Search Array For Specific Item ...
 template <typename T>

Libraries/x-saherelm.x-poi.extensions.lib.mq5

@@ -1265,6 +1265,65 @@ bool IsBoxUsed(
     return result;
 }
 
+/**
+ * Find an Inside Box of source in a Collection ...
+ *
+ * @param  index: int, Founded Index ...
+ * @param  source: XBoxZone instance ...
+ * @param  dest: XBoxZone instance Collection ...
+ *
+ * @return ( bool )
+ */
+bool HasInsideBox(
+    int &index,
+    XBoxZone &source,
+    XBoxZone &dest[] //
+)
+{
+    //
+    bool result = false;
+
+    //
+    index = -1;
+
+    //
+    result = source.IsValid() &&
+             HasChild(dest);
+
+    //
+    int count = ArraySize(dest);
+    for (int i = 0; i < count; i++)
+    {
+        //
+        XBoxZone iBox = dest[i];
+
+        //
+        bool isInside = !iBox.IsSameAs(source) &&
+                        IsBoxInside(
+                            iBox,
+                            source //
+                        );
+        if (isInside)
+        {
+            //
+            index = i;
+            iBox.Clean();
+
+            //
+            break;
+        }
+
+        //
+        iBox.Clean();
+    }
+
+    //
+    result = IsValidIndex(index);
+
+    //
+    return result;
+}
+
 /**
  * Converts to XBoxZone ...
  *