function domainToASCII
domainToASCII(domain: string): stringDeprecated
Returns the Punycode ASCII serialization of the domain. If domain is an
invalid domain, the empty string is returned.
It performs the inverse operation to domainToUnicode.
import url from 'node:url';
console.log(url.domainToASCII('español.com'));
// Prints xn--espaol-zwa.com
console.log(url.domainToASCII('中文.com'));
// Prints xn--fiq228c.com
console.log(url.domainToASCII('xn--iñvalid.com'));
// Prints an empty string
string