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小葱调皮地眨眨眼睛，道：师傅向来能掐会算，算无遗策：咱们还真是送东西来了。卫斯理和罗约翰到日本度假,偶遇正在协助日本警察 调查神秘凶杀案的白素。白素仍有心结,不肯接纳卫斯理, 要卫斯理离开日本。罗约翰却在机缘巧合下遇见了酷似自己初恋的女子无名。无名的神秘出现，使罗约翰处于爱与正义两难抉择中，而卫斯理和白素也因此卷入了新的风波......禁不住就害羞道：大姐姐。Of course, I will also be led astray by some butterflies.1. Develop an event response processFor example, in the back-end system, There are tabular data, Each piece of data is preceded by a check box button, When you click the check box button, After obtaining the id, it needs to be passed to the server to send an ajax request. The server needs to record this data, To request, if we send an http request to the server every time we click, For the server, the pressure is relatively high and the network requests are frequent. However, if the real-time data of the system is not very high now, we can collect all ID for a period of time (e.g. 2-3 seconds) through a proxy function and send AJAX requests to the server at one time. Relatively speaking, the network requests are reduced and the server pressure is reduced.