Introduction: In this article I will explain how
to send email to multiple users selected in gridview using asp.net (C#, VB)
Description:
In the previous article I have explained Send email tomultiple users in asp.net (C#, VB), How to take snapshot (screenshot) using
asp.net (C#, VB), Take automaticsnapshot (screenshot) and
email it using asp.net (C#, VB) and Create Temporary table dynamically and
bind to Gridview in asp.net.
Html Markup Of page:
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:GridView ID="Gridview1" runat="server">
<HeaderStyle Font-Bold="true"
/>
<Columns>
<asp:TemplateField>
<ItemTemplate>
<asp:CheckBox ID="chkSelect" runat="server" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
</div>
<asp:Button ID="btnSend" Text="Send Mail" runat="server" OnClick="btnSend_Click" />
</div>
</form>
</body>
</html>
C# Code:
using
System.Data;
using System.Net.Mail;
using
System.Text;
protected void Page_Load(object
sender, EventArgs e)
{
if
(!IsPostBack)
{
BindGrid();
}
}
protected void BindGrid()
{
DataTable
dt = new DataTable();
dt.Columns.Add("Id",
typeof(Int32));
dt.Columns.Add("Student
Name", typeof(string));
dt.Columns.Add("Email",
typeof(string));
dt.Rows.Add(1, "Vijay", "saklanivijay87@gmail.com");
dt.Rows.Add(2, "Vijay
Saklani", "saklanivijay@ymail.com");
dt.Rows.Add(3, "John",
"john@gmail.com");
Gridview1.DataSource = dt;
Gridview1.DataBind();
}
protected void btnSend_Click(object
sender, EventArgs e)
{
foreach
(GridViewRow gridrow in Gridview1.Rows)
{
CheckBox
chk = (CheckBox) gridrow.FindControl("chkSelect");
if
(chk.Checked==true)
{
string
studentname = gridrow.Cells[2].Text.Trim();
string
Email = gridrow.Cells[3].Text.Trim();
StringBuilder
sb = new StringBuilder();
sb.Append("Hi " +
gridrow.Cells[2].Text.Trim());
sb.Append(",<br/>");
sb.Append("<br/>");
sb.Append("<b>Welcome
to Articlemirror</b><br/>");
sb.Append("<br/>");
sb.Append("<br/>");
sb.Append("<b>Thanks</b>,<br>
Articlemirror");
string
body = sb.ToString();
Sendemail(Email,studentname,body);
}
chk.Checked = false;
}
}
public void Sendemail(string
To, string RecipientName, string body)
{
MailMessage
mail = new MailMessage("saklanivijay87@gmail.com", To);
mail.Subject = "Test
Email" + RecipientName;
mail.Body = body;
mail.IsBodyHtml = true;
SmtpClient
smtp = new SmtpClient();
smtp.Host = "smtp.gmail.com";
smtp.Port = 587;
smtp.Credentials = new System.Net.NetworkCredential("sender@gmail.com", "password");
smtp.EnableSsl = true;
mail.IsBodyHtml = true;
smtp.Send(mail);
}
VB Code:
Imports
System.Data
Imports
System.Net.Mail
Imports
System.Text
Protected Sub Page_Load(ByVal
sender As Object,
ByVal e As
System.EventArgs) Handles
Me.Load
If Not IsPostBack Then
BindGrid()
End If
End Sub
Protected Sub BindGrid()
Dim dt As New DataTable()
dt.Columns.Add("Id",
GetType(Int32))
dt.Columns.Add("Student
Name", GetType(String))
dt.Columns.Add("Email",
GetType(String))
dt.Rows.Add(1, "Vijay",
"saklanivijay87@gmail.com")
dt.Rows.Add(2, "Vijay
Saklani", "saklanivijay@ymail.com")
dt.Rows.Add(3, "John",
"john@gmail.com")
Gridview1.DataSource = dt
Gridview1.DataBind()
End Sub
Protected Sub btnSend_Click(ByVal
sender As Object,
ByVal e As
System.EventArgs) Handles
btnSend.Click
For Each gridrow As GridViewRow In
Gridview1.Rows
Dim
chk As CheckBox
= DirectCast(gridrow.FindControl("chkSelect"), CheckBox)
If
chk.Checked = True Then
Dim
studentname As String
= gridrow.Cells(2).Text.Trim()
Dim
Email As String
= gridrow.Cells(3).Text.Trim()
Dim
sb As New StringBuilder()
sb.Append("Hi "
+ gridrow.Cells(2).Text.Trim())
sb.Append(",<br/>")
sb.Append("<br/>")
sb.Append("<b>Welcome to
Articlemirror</b><br/>")
sb.Append("<br/>")
sb.Append("<br/>")
sb.Append("<b>Thanks</b>,<br>
Articlemirror")
Dim
body As String
= sb.ToString()
Sendemail(Email, studentname,
body)
End
If
chk.Checked = False
Next
End Sub
Public Sub Sendemail(ByVal
[To] As String,
ByVal RecipientName As
String, ByVal
body As String)
Dim
mail As New MailMessage("saklanivijay87@gmail.com",
[To])
mail.Subject = Convert.ToString("Test Email") & RecipientName
mail.Body = body
mail.IsBodyHtml = True
Dim
smtp As New SmtpClient()
smtp.Host = "smtp.gmail.com"
smtp.Port = 587
smtp.Credentials = New System.Net.NetworkCredential("sender@gmail.com", "password")
smtp.EnableSsl = True
mail.IsBodyHtml = True
smtp.Send(mail)
End SubResult:-
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