Gets the name of the weekday from a Date object.

const dayName = (date, locale) =>
 date.toLocaleDateString(locale, { weekday: 'long' });

dayName(new Date()); // 'Saturday'
dayName(new Date('09/23/2020'), 'de-DE'); // 'Samstag'

Gets the name of the weekday from a <a target="_blank" rel="nofollow noopener noreferrer" href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date" target="_blank" rel="noopener noreferrer"><code class="notranslate">Date</code></a> object.
<ul>
<li>Use <a target="_blank" rel="nofollow noopener noreferrer" href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/toLocaleDateString" target="_blank" rel="noopener noreferrer"><code class="notranslate">Date.prototype.toLocaleDateString()</code></a> with the <code class="notranslate">{ weekday: &#39;long&#39; }</code> option to retrieve the weekday.</li>
<li>Use the optional second argument to get a language-specific name or omit it to use the default locale.</li>
</ul>

Day name

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