Created
February 13, 2011 01:43
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With the help of regular expression, host name can be extracted from URL string in two lines.
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| /** | |
| * extract host name from URL string. | |
| */ | |
| function getHost(url) { | |
| var m = url.match(/^https?:\/\/([^\/:\d]+)/); | |
| return m && m[1]; | |
| } | |
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