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| -rw-r--r-- | docs/URL-SYNTAX.md | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/docs/URL-SYNTAX.md b/docs/URL-SYNTAX.md index add4b27b1..d8fcc9255 100644 --- a/docs/URL-SYNTAX.md +++ b/docs/URL-SYNTAX.md @@ -167,9 +167,16 @@ brackets). For example: http://[2001:1890:1112:1::20]/ +### IDNA + If curl was built with International Domain Name (IDN) support, it can also handle host names using non-ASCII characters. +curl supports IDN host names using the IDNA 2008 standard. This differs from +browsers that follow the WHATWG URL spec, which dictates IDNA 2003 to be used. +The two standards have a huge overlap but differ slightly, perhaps most +famously in how they deal with the German "double s" (`ß`). + ## Port number If there's a colon after the hostname, that should be followed by the port |