闭包就是这个玩意儿。怎么用在此不做多讲。就告诉大家闭包长神马样子。
<!DOCTYPE html> <html> <head><title>神马JS闭包</title><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><script>function wenyi(){var i=0;return function(){alert(i++);}}function putong(){var i=0;alert(i++);}var bibao=wenyi();</script> </head> <body> <a href="javascript:;" onclick="bibao();">这个是闭包操作</a> <br> <a href="javascript:;" onclick="putong();">这个不是是闭包操作</a> </body> </html>
![[Leetcode] Majority Element 众数](http://pic.xiahunao.cn/[Leetcode] Majority Element 众数)
函数详解)
