ajax和普通js的对比代码，以图片为比较，可以对比两种传输方式的效率，最好用loadrunner进行测试分析结果-js code contrast to photographs to compare, contrast the two means of transmission efficiency, loadrunner best used for analysis of test results

LoadRunner 测试代码. 可以演示LoadRunner 如何增加负载,达到对服务器增压的目的.-LoadRunner test code. LoadRunner can demo how to increase the load on the server to achieve the purpose of pressurization.