Regular Expressions 101

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Regular Expression
ECMAScript (JavaScript)

/
<link *.*(?: *href="([^"]*(\.png|\.ico))"| *type="(?:image\/png|image\/vnd\.microsoft\.icon|image\/x-icon)"| *rel="(?:icon|shortcut icon|apple-touch-icon)").*>
/
gim
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Description

I needed a generic way to pull the shortcut icon for sites. This expression parses the html for the icon. If the icon was not found, my code checks for the "favicon.ico" in the root of the site.

Submitted by groundh0g - 3 years ago