Try the following:

^((ht|f)tp(s?)\:\/\/|~/|/)?([\w]+:\w+@)?([a-zA-Z]{1}([\w\-]+\.)+([\w]{2,5}))(:[\d]{1,5})?((/?\w+/)+|/?)(\w+\.[\w]{3,4})?((\?\w+=\w+)?(&\w+=\w+)*)?

It supports HTTP / FTP, subdomains, folders, files etc.

I found it from a quick google search:

http://geekswithblogs.net/casualjim/archive/2005/12/01/61722.aspx

Try the following:

^((ht|f)tp(s?)\:\/\/|~/|/)?([\w]+:\w+@)?([a-zA-Z]{1}([\w\-]+\.)+([\w]{2,5}))(:[\d]{1,5})?((/?\w+/)+|/?)(\w+\.[\w]{3,4})?((\?\w+=\w+)?(&\w+=\w+)*)?

It supports HTTP / FTP, subdomains, folders, files etc.

I found it from a quick google search:

Link

Try the following:

^((ht|f)tp(s?)://|~/|/)?([\w]+:\w+@)?([a-zA-Z]{1}([\w-]+.)+([\w]{2,5}))(:[\d]{1,5})?((/?\w+/)+|/?)(\w+.[\w]{3,4})?((?\w+=\w+)?(&\w+=\w+)*)?

It supports HTTP / FTP, subdomains, folders, files etc.

I found it from a quick google search:

http://geekswithblogs.net/casualjim/archive/2005/12/01/61722.aspx

Try the following:

^((ht|f)tp(s?)\:\/\/|~/|/)?([\w]+:\w+@)?([a-zA-Z]{1}([\w\-]+\.)+([\w]{2,5}))(:[\d]{1,5})?((/?\w+/)+|/?)(\w+\.[\w]{3,4})?((\?\w+=\w+)?(&\w+=\w+)*)?

It supports HTTP / FTP, subdomains, folders, files etc.

I found it from a quick google search:

http://geekswithblogs.net/casualjim/archive/2005/12/01/61722.aspx