diff --git a/snippets/takeWhile.md b/snippets/takeWhile.md
index 374606427..bc588936c 100644
--- a/snippets/takeWhile.md
+++ b/snippets/takeWhile.md
@@ -2,12 +2,12 @@
 
 Removes elements in an array until the passed function returns `true`. Returns the removed elements.
 
-Loop through the array, using a `for...of` loop over `Array.keys()` until the returned value from the function is `true`.
+Loop through the array, using a `for...of` loop over `Array.entries()` until the returned value from the function is `true`.
 Return the removed elements, using `Array.slice()`.
 
 ```js
 const takeWhile = (arr, func) => {
-  for (let i of arr.keys()) if (func(arr[i])) return arr.slice(0, i);
+  for (const [i, val] of arr.entries()) if (func(val)) return arr.slice(0, i);
   return arr;
 };
 ```
diff --git a/test/takeWhile/takeWhile.js b/test/takeWhile/takeWhile.js
index 1adb11cf0..79c3d432e 100644
--- a/test/takeWhile/takeWhile.js
+++ b/test/takeWhile/takeWhile.js
@@ -1,5 +1,5 @@
 const takeWhile = (arr, func) => {
-for (let i of arr.keys()) if (func(arr[i])) return arr.slice(0, i);
+for (const [i, val] of arr.entries()) if (func(val)) return arr.slice(0, i);
 return arr;
 };
 module.exports = takeWhile;
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