Here Mudassar Ahmed Khan has explained with an example, how to Show and Hide (Open and Close) Bootstrap Modal Popup Window using jQuery.

There will be two Buttons i.e. first to show (open) the Bootstrap Modal Popup Window on Client Side using jQuery while second Button will be placed inside the Bootstrap Modal Popup Window and will be used to hide (close) the Bootstrap Modal Popup Window using jQuery.

Here Mudassar Ahmed Khan has explained with an example, how to open (show) Bootstrap Modal Popup Window using jQuery.

The Button will be assigned a jQuery Click event handler. When the Button is clicked, the Bootstrap Modal Popup Window is opened (shown) on Client Side using jQuery.

Here Mudassar Ahmed Khan has explained with an example, how to open (show) Bootstrap Modal Popup Window on Page Load in ASP.Net using C# and VB.Net.

Inside the Server Side Page Load event handler, the RegisterStartupScript method of ClientScript class is used to register a call to the JavaScript function which will open (show) Bootstrap Modal Popup Window on Client Side using jQuery.

Here Mudassar Ahmed Khan has explained with an example, how to open (show) Bootstrap Modal Popup Window from Server Side (Code Behind) in ASP.Net using C# and VB.Net.

When the Button is clicked, the Server Side Button Click event handler is triggered in Code Behind and then using RegisterStartupScript method of ClientScript class, the Bootstrap Modal Popup Window is opened (shown) on Client Side using jQuery.