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doc,url: clarify domainTo* when built without ICU
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Continuation of: #35099

Signed-off-by: Darshan Sen <[email protected]>

PR-URL: #38789
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: Antoine du Hamel <[email protected]>
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RaisinTen authored and richardlau committed Jul 22, 2021
1 parent 716ee15 commit 2ff671e
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6 changes: 6 additions & 0 deletions doc/api/url.md
Original file line number Diff line number Diff line change
Expand Up @@ -913,6 +913,9 @@ invalid domain, the empty string is returned.

It performs the inverse operation to [`url.domainToUnicode()`][].

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

```js
const url = require('url');
console.log(url.domainToASCII('español.com'));
Expand All @@ -938,6 +941,9 @@ domain, the empty string is returned.

It performs the inverse operation to [`url.domainToASCII()`][].

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

```js
const url = require('url');
console.log(url.domainToUnicode('xn--espaol-zwa.com'));
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