ASP. NET source code for sending emails

UsingSystem. Collections. Generic;
 

 
UsingSystem. text;
 

UsingSystem. net;
 

 
UsingSystem. net. mail;Try
 

{
 

 
// The code must be gb2312.
 

Encoding encoding = encoding. getencoding (936 );
 

 
Mailmessage message =NewMailmessage (
 

  New  mailaddress (" your mailbox ", " 5 ", encoding),  // The first is the sender's address, the second parameter is the sender  

NewMailaddress (textbox1.text ));// Recipient's email
 

 
Message. subjectencoding = encoding;
 

Message. Subject = textbox2.text;// Title
 

 
Message. bodyencoding = encoding;
 

 message. body = textbox3.text;  // subject  

 smtpclient =  New  smtpclient (" smtp.163.com ");  // mailbox server  

 smtpclient. credentials =  New  networkcredential (" your mailbox username ", " your mailbox password " );  // user name and password of the mailbox  

Smtpclient. Timeout = 999999;
 

 
Smtpclient. Send (Message );
 

}
 

 
Catch(Exception ex)
 

{
 

 
Throw NewException (ex. Message );
 

}