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#arraymethods

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JavaScript Gruop<p>Convert Arrays to Strings with&nbsp;join()</p><p>Turn an array into a comma-separated string. const fruits = ["Apple", "Banana"]; console.log(fruits.join(", ")); // Apple, Banana <a href="https://mastodon.social/tags/JavaScript" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JavaScript</span></a> <a href="https://mastodon.social/tags/ArrayMethods" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ArrayMethods</span></a> <a href="https://mastodon.social/tags/Join" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Join</span></a> <a href="https://mastodon.social/tags/javascriptGroup" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>javascriptGroup</span></a></p><p><a href="https://javascriptgroup.com/2025/02/20/convert-arrays-to-strings-with-join/?utm_source=mastodon&amp;utm_medium=jetpack_social" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">javascriptgroup.com/2025/02/20</span><span class="invisible">/convert-arrays-to-strings-with-join/?utm_source=mastodon&amp;utm_medium=jetpack_social</span></a></p>
JavaScript Gruop<p>Flatten Nested Arrays with&nbsp;flat()</p><p>Convert a deep array into a single-level array. const nested = ]]; console.log(nested.flat(2)); // <a href="https://mastodon.social/tags/JavaScript" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JavaScript</span></a> <a href="https://mastodon.social/tags/Flat" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Flat</span></a> <a href="https://mastodon.social/tags/ArrayMethods" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ArrayMethods</span></a> <a href="https://mastodon.social/tags/javascriptGroup" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>javascriptGroup</span></a></p><p><a href="https://javascriptgroup.com/2025/02/20/flatten-nested-arrays-with-flat/?utm_source=mastodon&amp;utm_medium=jetpack_social" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">javascriptgroup.com/2025/02/20</span><span class="invisible">/flatten-nested-arrays-with-flat/?utm_source=mastodon&amp;utm_medium=jetpack_social</span></a></p>
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