Merge pull request phuocng#493 from elkarouani/fix-comparing-two-arra…

…ys-regardlessof-order-method Fix: Compare two arrays regardless of order method
adriancbo · Dec 23, 2021 · 7ae665c · 7ae665c
2 parents 2d4504b + e35c09d
commit 7ae665c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/snippets/array/compare-two-arrays-regardless-of-order.md b/snippets/array/compare-two-arrays-regardless-of-order.md
@@ -7,13 +7,13 @@ category: Array
 
 ```js
 // `a` and `b` are arrays
-const isEqual = (a, b) => JSON.stringify(a.sort()) === JSON.stringify(b.sort());
+const isEqual = (a, b) => JSON.stringify([...(new Set(a))].sort()) === JSON.stringify([...(new Set(b))].sort());
 ```
 
 **TypeScript version**
 
 ```js
-const isEqual = <T,_>(a: T[], b: T[]): boolean => JSON.stringify(a.sort()) === JSON.stringify(b.sort());
+const isEqual = <T,_>(a: T[], b: T[]): boolean => JSON.stringify([...(new Set(a))].sort()) === JSON.stringify([...(new Set(b))].sort());
 ```
 
 **Examples**