Confirm Dialog

A confirm dialog is often used if you want the user to verify or accept something. When a confirm dialog pops up, the user will have to click either "OK" or "Cancel" to proceed.
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All of AlertifyJS animation/transition effects are disabled due to user preference that the system minimizes the amount of animation or motion it uses. See prefers-reduced-motion CSS media feature.

oncancel { Function }


Description: Gets or sets a callback function to be invoked when the user clicks 'Cancel' button or closes the dialog.

Default: undefined

 alertify.confirm('a callback will be invoked on cancel.').set('oncancel', function(closeEvent){ alertify.error('Cancel');} ); 

Remarks

To prevent the dialog from closing, either set closeEvent.cancel = true or make your callback return false .