安全に[[配列 (JavaScript)|配列]]をソートする[[配列 (JavaScript)|Arrayオブジェクト]]のメソッド。 ```js const xs = ["i", "u", "a"]; console.log(xs.toSorted()); // ["a", "i", "u"] console.log(xs); // ["i", "u", "a"] ``` <button class="playground"><a href="https://www.typescriptlang.org/play?target=99&ts=5.2.2#code/MYewdgzgLgBAHhGBeGBtARAS3QGhugV13wEN0BdAbgFgAoUSEAGwFMA6JkAcwAoE2oIAMogATlBYATHgEoZNWgHpFadGTxZihCnQYRm7TrwTy6y1dg1ENZcnSA">Playground</a></button>