create selection sort

Sorts/SelectionSort.js

@@ -0,0 +1,24 @@
+export default SelectionSort = function (arr) {
+  let n = arr.length;
+
+  for (let i = 0; i < n; i++) {
+    // Set the minimum to this position.
+    min_index = i;
+
+    // Looking for a smaller number in the unsorted subarray.
+    for (let j = i + 1; j < n; j++) {
+      // If find one, set the minimum to this position.
+      if (arr[j] < arr[min_index]) {
+        min_index = j;
+      }
+    }
+
+    // If the current minimum index is not the minimum index you started with, swap the elements.
+    if (min_index != i) {
+      let temp = arr[i];
+      arr[i] = arr[min_index];
+      arr[min_index] = temp;
+    }
+  }
+  return arr;
+};