How to change checkbox check status by change another checkbox status

Here, we are going to learn in this ASP.Net Checkbox Example, How to change the check status of checkbox by change the another checkbox check status programmatically in ASP.Net with C#.

STEP 1 – Design the ASP.Net web page with Two CheckBox control:

<table border=”1″ bordercolor=”#000000″ style=”z-index: 100; left: 272px; position: absolute;
top: 72px”>
<tr>
<td colspan=”3″ style=”width: 582px; height: 100px;”>
<asp:Image ID=”Image1″ runat=”server” ImageUrl=”https://meeraacademy.com/wp-content/themes/elemin/uploads/logo/meeralogo.gif” /></td>
</tr>
<tr>
<td colspan=”3″ rowspan=”2″ style=”width: 582px; height: 21px; text-align: center”>
<table style=”width: 464px”>
<tr>
<td colspan=”1″ style=”width: 257px; height: 24px”>
<strong><span style=”font-size: 14pt; color: #6600cc; font-family: Arial”>Change CheckBox
Status by another CheckBox</span></strong></td>
</tr>
<tr>
<td style=”width: 257px; height: 24px;”><asp:CheckBox ID=”CheckBox1″ runat=”server” Text=”CheckBox1″ Font-Bold=”True” AutoPostBack=”True” OnCheckedChanged=”CheckBox1_CheckedChanged” />&nbsp;
</td>
</tr>
<tr>
<td style=”width: 257px; height: 22px; text-align: center;”>
<asp:CheckBox ID=”CheckBox2″ runat=”server” Text=”CheckBox2″ Font-Bold=”True” /></td>
</tr>
<tr>
<td style=”width: 257px; text-align: center”>
</td>
</tr>
</table>
</td>
</tr>
<tr>
</tr>
</table>

The ASP.Net Checkbox Example output is :

STEP 2 – write below code at ASP.Net code page:

    protected void CheckBox1_CheckedChanged(object sender, EventArgs e)
{
if (CheckBox1.Checked == true)
{
CheckBox2.Checked = true;
}
else
{
CheckBox2.Checked = false;
}

The ASP.Net Checkbox Example output is :

I hope this Checkbox control ASP.Net Example will help you……..