ajaxComplete(function(e,request,o))中回調(diào)函數(shù)中的參數(shù)報錯request is undefinejquery 1.11.1版本中：$("body").ajaxComplete(function(event, request, options) {if (request.responseText == "ok") {}});這段代碼中報錯：request is undefined請問這是什么原因，該怎樣解決？