asp.net|web| email asp.net (Language: "C #"; With email address verification)
--------------------------------------------------------------------------------
<%@ page Language = "C #" debug = "true" explicit= "true"%>
<%@ Import Namespace = "System.Web.Util"%>
<%@ Import Namespace = "System.Web.Mail"%>
<script language = "C #" runat = "server" >
public void SendMail (Object Obj, EventArgs E) {
Labelsendmailresult.text = "";
if (page.isvalid) {
MailMessage mailobj = new MailMessage ();
Set email ' from ' and ' to ' address
Mailobj.from = Inputmailfrom.value;
mailobj.to = Inputmailto.value;
Mailobj.subject = Inputmailsubject.value;
Mailobj.body = Textboxmailbody.text;
Optional: Email with HTML format
Mailobj.bodyformat = mailformat.html;
Optional: Encrypt messages
mailobj.bodyencoding = mailformat.base64;
Optional: Set the message to a high priority level
mailobj.priority = Mailpriority.high;
Optional: Accessories
if (InputMailAttachment.PostedFile.ContentLength > 0) {
Notice here we created a MailAttachment object to append a file to the email.
MAILOBJ.ATTACHMENTS.ADD (New MailAttachment (InputMailAttachment.PostedFile.FileName));
}
Use the SmtpMail object to send messages.
Smtpmail.send (Mailobj);
Labelsendmailresult.text = "Mail sent successfully from:" + Inputmailfrom.value + "; To: "+ inputmailto.value;
if (InputMailAttachment.PostedFile.ContentLength > 0) {
Labelsendmailresult.text + + <br> This message contains attachments: "+ inputMailAttachment.PostedFile.FileName +", Attachment size is: "+" (Inputmailatt Achment. postedfile.contentlength/1024). ToString () + "K Byte (s)";
}
}
}
</script>
<title>
Send mail asp.net</title>
<body>
<div align= "center" >
<table width= "100%" border= "0" cellpadding= "0" cellspacing= "0" style= "Border-collapse:collapse" bordercolor= "# Eeeeee "id=" AutoNumber1 ">
<form id= "Formmail" method= "POST" action= "" enctype= "Multipart/form-data" runat= "Server" >
<tr>
<TD width= "20%" height= "a" > Recipient address: </td>
<TD width= "80%" height= ">"
<input type= "text" id= "Inputmailto" name= "Inputmailto" runat= "Server" size= ">"
<asp:requiredfieldvalidator
Id= "Requiredfieldvalidatorinputmailto"
Controltovalidate= "Inputmailto"
Display= "Static"
enableclientscript= "False"
Errormessage= "Recipient cannot be empty"
runat= "Server"/>
<asp:regularexpressionvalidator id= "Regularexpressionvalidatorinputmailto"
Controltovalidate= "Inputmailto"
Validationexpression= "^[\w\.-]+@[\w\.-]+\. [a-za-z]+$]
Display= "Static"
Enableclientscript= "false"
Errormessage= "Recipient mail address Error"
runat= "Server"/>
</td>
</tr>
<tr>
<TD width= "20%" height= "a" > Sender address: </td>
<TD width= "80%" height= ">"
<input type= "text" id= "Inputmailfrom" name= "Inputmailfrom" runat= "Server" size= ">"
<asp:requiredfieldvalidator
Id= "Requiredfieldvalidatorinputmailfrom"
Controltovalidate= "Inputmailfrom"
Display= "Static"
enableclientscript= "False"
Errormessage= "Sender cannot be empty"
runat= "Server"/>
<asp:regularexpressionvalidator id= "Regularexpressionvalidatorinputmailfrom"
Controltovalidate= "Inputmailfrom"
Validationexpression= "^[\w\.-]+@[\w\.-]+\. [a-za-z]+$]
Display= "Static"
Enableclientscript= "false"
Errormessage= "Sender mail address error"
runat= "Server"/>
</td>
</tr>
<tr>
<TD width= "20%" height= "E" > Mail subject: </td>
<TD width= "80%" height= ">"
<input type= "text" id= "Inputmailsubject" name= "Inputmailsubject" runat= "Server" size= ">"
<asp:requiredfieldvalidator
Id= "Requiredfieldvalidatorinputmailsubject"
Controltovalidate= "Inputmailsubject"
Display= "Static"
enableclientscript= "False"
Errormessage= "message subject cannot be empty"
runat= "Server"/>
</td>
</tr>
<tr>
<TD width= "20%" height= "E" > Email content:
</td>
<TD width= "80%" height= ">"
<asp:textbox id= "Textboxmailbody" name= "Textboxmailbody" runat= "Server" rows= "6" cols= "a" textmode= "MultiLine"/ >
<asp:requiredfieldvalidator
Id= "Requiredfieldvalidatortextboxmailbody"
Controltovalidate= "Textboxmailbody"
Display= "Static"
enableclientscript= "False"
Errormessage= "message content cannot be empty"
runat= "Server"/>
</td>
</tr>
<tr>
<TD width= "20%" height= "E" > Email attachments:
</td>
<TD width= "80%" height= ">"
<input type= "File" id= "Inputmailattachment" name= "inputmailattachment" runat= "Server" size= ">"
</td>
</tr>
<tr>
<TD colspan= "2" align= "Center" >
<input type= "button" value= "Send Mail" onserverclick= "SendMail" id= "Buttonsendmail" name= "Buttonsendmail" runat= " Server >
</td>
</tr>
<tr>
<TD colspan= "2" align= "center" height= ">"
</td>
</tr>
<tr>
<TD colspan= "2" align= "Center" >
<asp:label id= "Labelsendmailresult" runat= "text=" "True" font-bold= "#FF0000" forecolor=
</td>
</tr>
</form>
</table>
</div>
</body>
