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For 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.《在首尔2》现已确定播放日期，NAVERTV 6月12日最初公开，每周五/六晚7点；YouTube/V LIVE 6月19初放送，每周五晚7点；JTBC 预计播映。筹备了两年之久、以20世纪初的山东青岛为历史背景的传奇巨制《跑马场》，将于今年10月16日在青岛、横店先后开拍。一家媒体也联系上了事件的当事人‘黑夜z游侠。杨长帆飞速转身奔向老丁的小号办公室。The structure using monomer mode is as follows demo只因海水涨落之差巨大，涨潮的时候，海田面积至少六丈起，这就平白多了20来亩海。