npm install xmlhttprequestyarn add xmlhttprequestpnpm add xmlhttprequest<script src="https://fastly.jsdelivr.net/npm/xmlhttprequest"></script><script src="https://unpkg.com/xmlhttprequest"></script><script type="module">
import xmlhttprequest from 'https://cdn.jsdelivr.net/npm/xmlhttprequest/+esm';
</script><script type="module">
import xmlhttprequest from 'https://cdn.skypack.dev/xmlhttprequest';
</script>