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JamieMason/escapedRx.js

Created January 12, 2012 09:33
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Get a RegExp from an unescaped RegExp String
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escapedRx.js
function escapedRx (text, flags)
{
return new RegExp(text.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), flags || '');
}
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var matchGoogleUrl = escapedRx('http://www.google.com');
'http://www.google.com'.match(matchGoogleUrl)
// >> ["http://www.google.com"]

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