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Home > Backend Development > PHP Tutorial > jquery/js/php的问题？

jquery/js/php的问题？

WBOY
Release： 2016-06-20 12:43:51
Original
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点击一个button弹出一个新窗体；
判断这个窗体是否存在，如果存在：再点击这个button不会再弹出这个窗体；如果不存在：直接弹出；
求一段代码……


回复讨论(解决方案)

如果你的窗体是 div 模拟的，那么只是 display=block
无需判断，设置多少次都一样

如果你的窗体是 open 打开的弹窗，那么只要指定窗口名（open 的第二个参数）
无需判断，总是打开在同一窗口

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