js 防止重复请求

    var  timeOUtAliWx = null;     
                   
    function click(){
                 if(timeOUtAliWx ==null){
                           timeOUtAliWx = setTimeout(function () {
                            recordLog(flag,'支付','支付页');
                        },1000);
               
                    }
     }

    function recordLog(flag,action,page) {
            httpRequest.ajax({
                type: 'GET',
                url: '/web/recordLog',
                data: {
                    flag: flag,
                    action:action,
                    page:page
                }
            });
            timeOUtAliWx=null;
    }