var mdata = {ja:null,en:null}; window.onload = function() { GM_xmlhttpRequest({ method: "GET", url:"monsters-info/ja.json", onload: function(response) { mdata.ja = JSON.parse(response.response); GM_xmlhttpRequest({ method: "GET", url:"monsters-info/en.json", onload: function(response) { mdata.en = JSON.parse(response.response); //buildHTML(mdata); }, onerror: function(response) { console.error("英文怪物数据获取错误",response); } }) }, onerror: function(response) { console.error("日文怪物数据获取错误",response); } }) }