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Get HTML5 origin

/ Published in: Regular Expression
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Use this to extract an HTML5 origin from a URI. $1 is the origin.

The square brackets are there to support IPv6 addresses.

Example:

var html5OriginRegex = /^([\w-]+:\/*\[?[\w\.:-]+\]?(?::\d+)?).*/;
"http://www.google.com:42/foo/bar/baz.html".replace(html5OriginRegex, "$1")
== "http://www.google.com:42"

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Copy this code and paste it in your HTML 
  1. /^([\w-]+:\/*\[?[\w\.:-]+\]?(?::\d+)?).*/

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