url.domainToASCII(domain)

• domain <string>

• 返回:<string>

  \Returns: <string>

返回 domain 的 Punycode ASCII 序列化。如果 domain 是无效域,则返回空字符串。

\Returns the Punycode ASCII serialization of the domain. If domain is an invalid domain, the empty string is returned.

它执行与 url.domainToUnicode() 相反的操作。

\It performs the inverse operation to url.domainToUnicode().

只有在启用 ICU 的情况下编译 node 可执行文件时,此功能才可用。否则,域名将原封不动地通过。

\This feature is only available if the node executable was compiled with ICU enabled. If not, the domain names are passed through unchanged.

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 stringconst url = require('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拷贝