Alert Dialog

An alert dialog is often used if you want to make sure information comes through to the user. When an alert dialog pops up, the user will have to click "OK" to proceed.
Looking for a commercial license ? Keep your source code proprietary and Buy a Commercial License Today!

onclosing {Function}

Description: Gets or sets a function to invoke before closing the dialog. A false invocation result will prevent the dialog from closing.

Default: undefined

 alertify.alert('Demo').set({ onclosing:function(){ alertify.message('alert is about to close.')}}); 


To prevent the dialog from closing, make your callback return false.