<pre class="shiki github-dark shaku"><code>function all(promises: Iterable&lt;Promise&lt;any&gt; | any&gt;): Promise&lt;any[]&gt; { const optimizedPromises = Array.from(promises); return new Promise( (resolve: (value: any[]) =&gt; void, reject: (reason?: any) =&gt; void) =&gt; { const results: any[] = []; let resolvedCount = 0; if (optimizedPromises.length === 0) { resolve(results); return; } optimizedPromises.forEach((promise, index) =&gt; { Promise.resolve(promise) .then(result =&gt; { results[index] = result; resolvedCount++; if (resolvedCount === optimizedPromises.length) { resolve(results); } }) .catch(error =&gt; { reject(error); }); }); }, );}</code></pre>

🤔 Promise.all()

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> The Promise.all() method takes an iterable of promises as an input, and returns a single Promise that resolves to an array of the results of the inp…