From ada57540837f19205ea6afe2acf548b3c96e0409 Mon Sep 17 00:00:00 2001
From: cha0s <git@cha0s.io>
Date: Thu, 21 May 2020 08:55:07 -0500
Subject: [PATCH] feat: shuffleInPlace

---
 packages/core/array.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/packages/core/array.js b/packages/core/array.js
index fcacdca..bdd66fc 100644
--- a/packages/core/array.js
+++ b/packages/core/array.js
@@ -13,3 +13,13 @@ export function fromObject(object) {
   }
   return array;
 }
+
+export function shuffleInPlace(array) {
+  let i = 0, j = 0, temp = null;
+  for (i = array.length - 1; i > 0; i -= 1) {
+    j = Math.floor(Math.random() * (i + 1))
+    temp = array[i]
+    array[i] = array[j]
+    array[j] = temp
+  }
+}