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监视输入频率控制AJAX请求数
10/9/2008
From
大猫 Growing Pains
Summary:
大家都知道AJAX是非常好玩的东东,这几天俺在写表单验证JS的时候遇到了一问题:
在注册表单输入用户名的时候,俺采用了onkeyup事件来触发AJAX校验,就是说每打一个字,表单就会去服务器那问一下是不是这用户名可以用,Justin章同学提出这样子服务器负担会比较大,比如疯狂打100个字就会发送100个请求,而Peter饭同学建议通过监视输入频率来控制请求数
具体实现效果描述如下:
两次击键间隔...
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