alertLeave() method

The alertLeave() method displays a popup box with the option to either leave the page or stay on it. It will be displayed only when the page tries to unload.

Browser support: all
TheMadScript Version: 2.0.0

Syntax: alertLeave(message);


The syntax below will tell the browser to alert you when you try to leave the page.

alertLeave("Are you sure you want to leave?");