<pre class="shiki github-dark shaku"><code>window.myLocalStorage = { getItem(key) { return window.localStorage.getItem(key); }, setItem(key, value, maxAge) { window.localStorage.setItem(key, value); if (maxAge === 0) { window.localStorage.removeItem(key); } else if (maxAge &gt; 0) { setTimeout(() =&gt; { window.localStorage.removeItem(key); }, maxAge); } }, removeItem(key) { window.localStorage.removeItem(key); }, clear() { window.localStorage.clear(); }}</code></pre>

This is my accepted solution

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localStorage is a simple and handy client-side storage, but you should avoid using it because it is synchronous. Also Safari's ITP actually deletes cl…