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.
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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.

resizeTo ( width, height ) chainable

Description: Resize the dialog to a specific width/height (the dialog must be 'resizable').


@width {Number or String} The new dialog width in pixels or precent (#.#%).

@height {Number or String} The new dialog height in pixels or precent (#.#%).

 alertify.alert('Resized to 100%,250px').set('resizable',true).resizeTo('100%',250); 


The dialog must be resizable and it can be resized to a minimum width equal to the initial display width and a minimum height equal to the sum of header and footer heights.
You can also pass a percent of the document clientWidth/clientHeight.