js中onclick事件中传入object对象参数，将object对象转成字符串

var data = {"report_file_name":"128_20180601152433_Report_gl5lmm.pdf",

"downCount":27,

"userCount":45,

"role_id":1,

"report_id":1

};

var dom = '<li onclick=‘'+

+'"readPdf(' + JSON.stringify(data).replace(/"/g, '"')+')">';