Create quickSort.js

Author: samHack03

quickSort.js

@@ -0,0 +1,17 @@
+function partition(arr, start, end){
+    // Taking the last element as the pivot
+    const pivotValue = arr[end];
+    let pivotIndex = start; 
+    for (let i = start; i < end; i++) {
+        if (arr[i] < pivotValue) {
+        // Swapping elements
+        [arr[i], arr[pivotIndex]] = [arr[pivotIndex], arr[i]];
+        // Moving to next element
+        pivotIndex++;
+        }
+    }
+    
+    // Putting the pivot value in the middle
+    [arr[pivotIndex], arr[end]] = [arr[end], arr[pivotIndex]] 
+    return pivotIndex;
+};