C # URL operations

 

 

// Retrieve domain name (excluding second-level domain names)
Public   String Geturldomainname ( String Strhtmlpagepath)
{
String P =   @" Http: // [^ \.] * \. (? <Domain> [^/] *) " ;
RegEx Reg =   New RegEx (p, regexoptions. ignorecase );
Match m = Reg. Match (strhtmlpagepath );
Return M. Groups [ " Domain " ]. Value;
}

 

// Domain Name truncation (including second-level domain names)
Uri uritmp =   New Uri ( @" Http://fff.sohu.com/newsecond/searchmore/bs-CS__address_sdf--1_ff=ffffssssss.htm " );
Response. Write (uritmp. Host. tostring ());

Other operations: Public   String [] Geturlfolername ( String Strhtmlpagepath)
{
// Capture the file directory in the URL string

Int At =   0 ;
Int Start =   0 ;
Int Notei =   0 ;
Int Endi =   0 ;
Int [] Myintarray =   New   Int [ 10 ];
String [] Arrayfoldername =   Null ;
String Newfoldername;
While (Start < Strhtmlpagepath. length) && ( >   - 1 ))
{
At = Strhtmlpagepath. indexof ( ' / ' , Start );
If ( =   - 1 ) Break ;
Myintarray [notei] = At;
Start = At +   1 ;
Notei = Notei +   1 ;
Endi = At;
}
Arrayfoldername =   New   String [Notei -   1 ];
For ( Int I =   0 ; I < Notei; I ++ )
{
If (Myintarray [I] >   0 )
{
If (Myintarray [I +   1 ] >   0 )
{
Newfoldername = Strhtmlpagepath. substring (myintarray [I] +   1 , Myintarray [I +   1 ] - Myintarray [I] -   1 );
Arrayfoldername. setvalue (newfoldername, I );
}

}
}
ReturnArrayfoldername;
}

Public   String Geturlfilename ( String Strhtmlpagepath)
{
// Capture the file name in the URL string
Int At =   0 ;
Int Start =   0 ;
Int Notei =   0 ;
Int Endi =   0 ;
Int [] Myintarray =   New   Int [ 10 ];
String Newfilename =   "" ;
While (Start < Strhtmlpagepath. length) && ( >   - 1 ))
{
At = Strhtmlpagepath. indexof ( ' / ' , Start );
If ( =   - 1 ) Break ;
Myintarray [notei] = At;
Start = At +   1 ;
Notei = Notei +   1 ;
Endi = At;
}

For ( Int I =   0 ; I < Notei; I ++ )
{
If (Myintarray [I] >   0 )
{
If (Myintarray [I +   1 ] =   0 )
{
Newfilename = Strhtmlpagepath. substring (myintarray [I] +   1 , Strhtmlpagepath. Length - Myintarray [I] -   1 );

}
}
}
ReturnNewfilename. tolower ();

}