diff --git a/GlitchyEngine/src/Extension/System/Array.bf b/GlitchyEngine/src/Extension/System/Array.bf
new file mode 100644
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--- /dev/null
+++ b/GlitchyEngine/src/Extension/System/Array.bf
@@ -0,0 +1,49 @@
+namespace System
+{
+	public extension Array1<T>
+	{
+		/// Returns the index of the given element or -1 if it is not in this array.
+		public int IndexOf(T element)
+		{
+			for(int i < mLength)
+				if(Ptr[i] == element)
+					return i;
+
+			return -1;
+		}
+
+		/**
+		 * Uses Binary Search to find the index of the given Element.
+		 * @param element The element whose element will be returned.
+		 * @returns The index of the element in the array or -1 if it is not in the array.
+		 * @Note this function only works if the entries of the array are sorted in ascending order.
+		 */
+		public int IndexOfBinary(T element) where bool : operator T < T
+		{
+			int lowerBound = 0;
+			int upperBound = mLength;
+
+			while(lowerBound != upperBound)
+			{
+				int index = (lowerBound + upperBound) / 2;
+
+				T elementAtIndex = Ptr[index];
+
+				if(elementAtIndex == element)
+				{
+					return index;
+				}
+				else if(elementAtIndex < element)
+				{
+					upperBound = index;
+				}
+				else
+				{
+					lowerBound = index;
+				}
+			}
+
+			return -1;
+		}
+	}
+}