当用户离开页面而不保存信息时如何显示警报 [英] How to diplay alert when user leaving the page without saving the information

问题描述

大家好

谁能给我解决的办法
用户离开页面时如何在不将信息保存为表单的情况下显示警报

在此先感谢

Hi all

can any body give me solution for this
How to diplay alert when user leaving the page without saving the information in the form

thanks in advance

推荐答案

不要轻描淡写，但这是一个经常被问到的问题，一种形式或另一种形式，并且有大量的信息和如果您只是在寻找技术，就可以使用.

Not to be dismissive but this is an often asked question, in one form or another, and there is a wealth of information and techniques available if you just look for it.

请参阅此
http://www.4guysfromrolla.com/articles/101304-1.aspx [ ^ ]

Refer this
http://www.4guysfromrolla.com/articles/101304-1.aspx[^]

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